102620238336 has 1280 divisors, whose sum is σ = 412379320320. Its totient is φ = 24383324160.

The previous prime is 102620238311. The next prime is 102620238337. The reversal of 102620238336 is 633832026201.

It is a happy number.

102620238336 is a `hidden beast` number, since 1 + 0 + 2 + 620 + 23 + 8 + 3 + 3 + 6 = 666.

It is a super-2 number, since 2×102620238336² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 102620238336.

It is not an unprimeable number, because it can be changed into a prime (102620238337) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 959067595 + ... + 959067701.

It is an arithmetic number, because the mean of its divisors is an integer number (322171344).

Almost surely, 2^102620238336 is an apocalyptic number.

102620238336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102620238336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206189660160).

102620238336 is an abundant number, since it is smaller than the sum of its proper divisors (309759081984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102620238336 is a wasteful number, since it uses less digits than its factorization.

102620238336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 102620238336 in words is "one hundred two billion, six hundred twenty million, two hundred thirty-eight thousand, three hundred thirty-six".