3551857863102 has 16 divisors (see below), whose sum is σ = 7893017473680. Its totient is φ = 1183952621016.

The previous prime is 3551857863083. The next prime is 3551857863107. The reversal of 3551857863102 is 2013687581553.

3551857863102 is a `hidden beast` number, since 3 + 5 + 5 + 1 + 8 + 578 + 63 + 1 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 65775145613 = 3551857863102 / (3 + 5 + 5 + 1 + 8 + 5 + 7 + 8 + 6 + 3 + 1 + 0 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551857863107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32887572753 + ... + 32887572860.

It is an arithmetic number, because the mean of its divisors is an integer number (493313592105).

Almost surely, 2^{3551857863102} is an apocalyptic number.

3551857863102 is an abundant number, since it is smaller than the sum of its proper divisors (4341159610578).

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

3551857863102 is a wasteful number, since it uses less digits than its factorization.

3551857863102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65775145624 (or 65775145618 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 54.

The spelling of 3551857863102 in words is "three trillion, five hundred fifty-one billion, eight hundred fifty-seven million, eight hundred sixty-three thousand, one hundred two".