55502552777530 has 8 divisors (see below), whose sum is σ = 99904594999572. Its totient is φ = 22201021111008.

The previous prime is 55502552777473. The next prime is 55502552777531. The reversal of 55502552777530 is 3577725520555.

It can be written as a sum of positive squares in 2 ways, for example, as 53585166995721 + 1917385781809 = 7320189^2 + 1384697^2 .

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 (55502552777531) 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, 2775127638867 + ... + 2775127638886.

Almost surely, 2^{55502552777530} is an apocalyptic number.

55502552777530 is a deficient number, since it is larger than the sum of its proper divisors (44402042222042).

55502552777530 is a wasteful number, since it uses less digits than its factorization.

55502552777530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550255277760.

The product of its (nonzero) digits is 64312500, while the sum is 58.

The spelling of 55502552777530 in words is "fifty-five trillion, five hundred two billion, five hundred fifty-two million, seven hundred seventy-seven thousand, five hundred thirty".