55070521670 has 32 divisors (see below), whose sum is σ = 99463189248. Its totient is φ = 21953602528.

The previous prime is 55070521621. The next prime is 55070521673. The reversal of 55070521670 is 7612507055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55070521673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4188647 + ... + 4201773.

It is an arithmetic number, because the mean of its divisors is an integer number (3108224664).

Almost surely, 2^55070521670 is an apocalyptic number.

55070521670 is a deficient number, since it is larger than the sum of its proper divisors (44392667578).

55070521670 is a wasteful number, since it uses less digits than its factorization.

55070521670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14524.

The product of its (nonzero) digits is 73500, while the sum is 38.

The spelling of 55070521670 in words is "fifty-five billion, seventy million, five hundred twenty-one thousand, six hundred seventy".