102551448923136 has 308 divisors, whose sum is σ = 320727204445872. Its totient is φ = 32697557950464.

The previous prime is 102551448923123. The next prime is 102551448923177. The reversal of 102551448923136 is 631329844155201.

102551448923136 is a `hidden beast` number, since 1 + 0 + 2 + 5 + 5 + 1 + 4 + 489 + 23 + 136 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 14182950 + ... + 20155866.

Almost surely, 2^{102551448923136} is an apocalyptic number.

102551448923136 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 102551448923136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160363602222936).

102551448923136 is an abundant number, since it is smaller than the sum of its proper divisors (218175755522736).

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

102551448923136 is an frugal number, since it uses more digits than its factorization.

102551448923136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5972978 (or 5972945 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 102551448923136 in words is "one hundred two trillion, five hundred fifty-one billion, four hundred forty-eight million, nine hundred twenty-three thousand, one hundred thirty-six".