55245205532 has 48 divisors (see below), whose sum is σ = 106518128640. Its totient is φ = 24861816000.

The previous prime is 55245205513. The next prime is 55245205549. The reversal of 55245205532 is 23550254255.

It is a congruent number.

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, 7511657 + ... + 7519007.

It is an arithmetic number, because the mean of its divisors is an integer number (2219127680).

Almost surely, 2^55245205532 is an apocalyptic number.

It is an amenable number.

55245205532 is a deficient number, since it is larger than the sum of its proper divisors (51272923108).

55245205532 is a wasteful number, since it uses less digits than its factorization.

55245205532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9042 (or 9040 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 38.

Adding to 55245205532 its reverse (23550254255), we get a palindrome (78795459787).

The spelling of 55245205532 in words is "fifty-five billion, two hundred forty-five million, two hundred five thousand, five hundred thirty-two".