55213204252 has 6 divisors (see below), whose sum is σ = 96623107448. Its totient is φ = 27606602124.

The previous prime is 55213204247. The next prime is 55213204303. The reversal of 55213204252 is 25240231255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6901650528 + ... + 6901650535.

Almost surely, 2^55213204252 is an apocalyptic number.

It is an amenable number.

55213204252 is a deficient number, since it is larger than the sum of its proper divisors (41409903196).

55213204252 is a wasteful number, since it uses less digits than its factorization.

55213204252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13803301067 (or 13803301065 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 55213204252 in words is "fifty-five billion, two hundred thirteen million, two hundred four thousand, two hundred fifty-two".