55638477432610 has 8 divisors (see below), whose sum is σ = 100149259378716. Its totient is φ = 22255390973040.

The previous prime is 55638477432583. The next prime is 55638477432613. The reversal of 55638477432610 is 1623477483655.

It can be written as a sum of positive squares in 2 ways, for example, as 52389063804841 + 3249413627769 = 7238029^2 + 1802613^2 .

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

It is not an unprimeable number, because it can be changed into a prime (55638477432613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2781923871621 + ... + 2781923871640.

Almost surely, 2^{55638477432610} is an apocalyptic number.

55638477432610 is a deficient number, since it is larger than the sum of its proper divisors (44510781946106).

55638477432610 is a wasteful number, since it uses less digits than its factorization.

55638477432610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563847743268.

The product of its (nonzero) digits is 101606400, while the sum is 61.

The spelling of 55638477432610 in words is "fifty-five trillion, six hundred thirty-eight billion, four hundred seventy-seven million, four hundred thirty-two thousand, six hundred ten".