55562773568402 has 8 divisors (see below), whose sum is σ = 83441867459916. Its totient is φ = 27748817748432.

The previous prime is 55562773568387. The next prime is 55562773568413. The reversal of 55562773568402 is 20486537726555.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 55490267774041 + 72505794361 = 7449179^2 + 269269^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×55562773568402² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16284515753 + ... + 16284519164.

Almost surely, 2^{55562773568402} is an apocalyptic number.

55562773568402 is a deficient number, since it is larger than the sum of its proper divisors (27879093891514).

55562773568402 is a wasteful number, since it uses less digits than its factorization.

55562773568402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32569035772.

The product of its (nonzero) digits is 423360000, while the sum is 65.

The spelling of 55562773568402 in words is "fifty-five trillion, five hundred sixty-two billion, seven hundred seventy-three million, five hundred sixty-eight thousand, four hundred two".