53423623251 has 16 divisors (see below), whose sum is σ = 79846521120. Its totient is φ = 35300563200.

The previous prime is 53423623247. The next prime is 53423623271. The reversal of 53423623251 is 15232632435.

53423623251 is a `hidden beast` number, since 5 + 3 + 4 + 2 + 3 + 623 + 25 + 1 = 666.

It is not a de Polignac number, because 53423623251 - 2² = 53423623247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53423623271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8752050 + ... + 8758151.

It is an arithmetic number, because the mean of its divisors is an integer number (4990407570).

Almost surely, 2^53423623251 is an apocalyptic number.

53423623251 is a deficient number, since it is larger than the sum of its proper divisors (26422897869).

53423623251 is a wasteful number, since it uses less digits than its factorization.

53423623251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17510323 (or 17510317 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The spelling of 53423623251 in words is "fifty-three billion, four hundred twenty-three million, six hundred twenty-three thousand, two hundred fifty-one".