53658991294 has 16 divisors (see below), whose sum is σ = 82047923568. Its totient is φ = 26310187072.

The previous prime is 53658991291. The next prime is 53658991327. The reversal of 53658991294 is 49219985635.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53658991291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89994 + ... + 339730.

It is an arithmetic number, because the mean of its divisors is an integer number (5127995223).

Almost surely, 2^53658991294 is an apocalyptic number.

53658991294 is a deficient number, since it is larger than the sum of its proper divisors (28388932274).

53658991294 is a wasteful number, since it uses less digits than its factorization.

53658991294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251819.

The product of its digits is 20995200, while the sum is 61.

The spelling of 53658991294 in words is "fifty-three billion, six hundred fifty-eight million, nine hundred ninety-one thousand, two hundred ninety-four".