55356352402 has 32 divisors (see below), whose sum is σ = 92530090800. Its totient is φ = 24661475328.

The previous prime is 55356352379. The next prime is 55356352423. The reversal of 55356352402 is 20425365355.

It can be written as a sum of positive squares in 8 ways, for example, as 36515770281 + 18840582121 = 191091^2 + 137261^2 .

It is a super-2 number, since 2×55356352402² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3769458 + ... + 3784114.

Almost surely, 2^55356352402 is an apocalyptic number.

55356352402 is a deficient number, since it is larger than the sum of its proper divisors (37173738398).

55356352402 is a wasteful number, since it uses less digits than its factorization.

55356352402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19710.

The product of its (nonzero) digits is 540000, while the sum is 40.

The spelling of 55356352402 in words is "fifty-five billion, three hundred fifty-six million, three hundred fifty-two thousand, four hundred two".