55571162103520 has 48 divisors (see below), whose sum is σ = 150042137682528. Its totient is φ = 19052969863680.

The previous prime is 55571162103461. The next prime is 55571162103557. The reversal of 55571162103520 is 2530126117555.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24808553391 + ... + 24808555630.

It is an arithmetic number, because the mean of its divisors is an integer number (3125877868386).

Almost surely, 2^{55571162103520} is an apocalyptic number.

It is an amenable number.

55571162103520 is an abundant number, since it is smaller than the sum of its proper divisors (94470975579008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55571162103520 is a wasteful number, since it uses less digits than its factorization.

55571162103520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49617109043 (or 49617109035 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 43.

The spelling of 55571162103520 in words is "fifty-five trillion, five hundred seventy-one billion, one hundred sixty-two million, one hundred three thousand, five hundred twenty".