102482776620 has 288 divisors, whose sum is σ = 367361519616. Its totient is φ = 22630233600.

The previous prime is 102482776609. The next prime is 102482776637. The reversal of 102482776620 is 26677284201.

It is a happy number.

102482776620 is a `hidden beast` number, since 10 + 2 + 4 + 8 + 2 + 7 + 7 + 6 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26988562 + ... + 26992358.

It is an arithmetic number, because the mean of its divisors is an integer number (1275560832).

Almost surely, 2^102482776620 is an apocalyptic number.

102482776620 is a gapful number since it is divisible by the number (10) 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 102482776620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183680759808).

102482776620 is an abundant number, since it is smaller than the sum of its proper divisors (264878742996).

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

102482776620 is a wasteful number, since it uses less digits than its factorization.

102482776620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4541 (or 4536 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 102482776620 in words is "one hundred two billion, four hundred eighty-two million, seven hundred seventy-six thousand, six hundred twenty".