102551411474508 has 48 divisors (see below), whose sum is σ = 239367850444800. Its totient is φ = 34172201865984.

The previous prime is 102551411474507. The next prime is 102551411474509. The reversal of 102551411474508 is 805474114155201.

It is an interprime number because it is at equal distance from previous prime (102551411474507) and next prime (102551411474509).

It is not an unprimeable number, because it can be changed into a prime (102551411474507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 640670068 + ... + 640830116.

It is an arithmetic number, because the mean of its divisors is an integer number (4986830217600).

Almost surely, 2^{102551411474508} is an apocalyptic number.

It is an amenable number.

102551411474508 is an abundant number, since it is smaller than the sum of its proper divisors (136816438970292).

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

102551411474508 is a wasteful number, since it uses less digits than its factorization.

102551411474508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177846 (or 177844 counting only the distinct ones).

The product of its (nonzero) digits is 896000, while the sum is 48.

The spelling of 102551411474508 in words is "one hundred two trillion, five hundred fifty-one billion, four hundred eleven million, four hundred seventy-four thousand, five hundred eight".