55897015436352 has 112 divisors (see below), whose sum is σ = 166577927529280. Its totient is φ = 18377100923904.

The previous prime is 55897015436341. The next prime is 55897015436357. The reversal of 55897015436352 is 25363451079855.

55897015436352 is a `hidden beast` number, since 5 + 5 + 8 + 9 + 70 + 154 + 363 + 52 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 55897015436352.

It is not an unprimeable number, because it can be changed into a prime (55897015436357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221434198 + ... + 221686485.

It is a 1-persistent number, because it is pandigital, but 2⋅55897015436352 = 111794030872704 is not.

Almost surely, 2^{55897015436352} is an apocalyptic number.

It is an amenable number.

55897015436352 is an abundant number, since it is smaller than the sum of its proper divisors (110680912092928).

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

55897015436352 is a wasteful number, since it uses less digits than its factorization.

55897015436352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443120777 (or 443120761 counting only the distinct ones).

The product of its (nonzero) digits is 136080000, while the sum is 63.

The spelling of 55897015436352 in words is "fifty-five trillion, eight hundred ninety-seven billion, fifteen million, four hundred thirty-six thousand, three hundred fifty-two".