53374292091 has 16 divisors (see below), whose sum is σ = 79079337120. Its totient is φ = 35580021120.

The previous prime is 53374292047. The next prime is 53374292119. The reversal of 53374292091 is 19029247335.

53374292091 is a `hidden beast` number, since 53 + 374 + 29 + 209 + 1 = 666.

It is not a de Polignac number, because 53374292091 - 2⁷ = 53374291963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53374492091) 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, 298431 + ... + 442503.

It is an arithmetic number, because the mean of its divisors is an integer number (4942458570).

Almost surely, 2^53374292091 is an apocalyptic number.

53374292091 is a deficient number, since it is larger than the sum of its proper divisors (25705045029).

53374292091 is a wasteful number, since it uses less digits than its factorization.

53374292091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157803 (or 157797 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 53374292091 in words is "fifty-three billion, three hundred seventy-four million, two hundred ninety-two thousand, ninety-one".