53317073138 has 32 divisors (see below), whose sum is σ = 93689447040. Its totient is φ = 22278695040.

The previous prime is 53317073107. The next prime is 53317073143. The reversal of 53317073138 is 83137071335.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53317073095 and 53317073104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 900620 + ... + 957992.

It is an arithmetic number, because the mean of its divisors is an integer number (2927795220).

Almost surely, 2^53317073138 is an apocalyptic number.

53317073138 is a deficient number, since it is larger than the sum of its proper divisors (40372373902).

53317073138 is a wasteful number, since it uses less digits than its factorization.

53317073138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59042.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 53317073138 in words is "fifty-three billion, three hundred seventeen million, seventy-three thousand, one hundred thirty-eight".