63157015383 has 64 divisors (see below), whose sum is σ = 105794641920. Its totient is φ = 32557852800.

The previous prime is 63157015381. The next prime is 63157015391. The reversal of 63157015383 is 38351075136.

It is not a de Polignac number, because 63157015383 - 2¹ = 63157015381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63157015381) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17507766 + ... + 17511372.

It is an arithmetic number, because the mean of its divisors is an integer number (1653041280).

Almost surely, 2^63157015383 is an apocalyptic number.

63157015383 is a deficient number, since it is larger than the sum of its proper divisors (42637626537).

63157015383 is a wasteful number, since it uses less digits than its factorization.

63157015383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4188.

The product of its (nonzero) digits is 226800, while the sum is 42.

It can be divided in two parts, 631570 and 15383, that added together give a triangular number (646953 = T₁₁₃₇).

The spelling of 63157015383 in words is "sixty-three billion, one hundred fifty-seven million, fifteen thousand, three hundred eighty-three".