2157633063 has 6 divisors (see below), whose sum is σ = 3116581104. Its totient is φ = 1438422036.

The previous prime is 2157633019. The next prime is 2157633067. The reversal of 2157633063 is 3603367512.

2157633063 is a `hidden beast` number, since 2 + 15 + 7 + 633 + 0 + 6 + 3 = 666.

It is not a de Polignac number, because 2157633063 - 2⁹ = 2157632551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2157633067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119868495 + ... + 119868512.

It is an arithmetic number, because the mean of its divisors is an integer number (519430184).

Almost surely, 2^2157633063 is an apocalyptic number.

2157633063 is a deficient number, since it is larger than the sum of its proper divisors (958948041).

2157633063 is a wasteful number, since it uses less digits than its factorization.

2157633063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239737013 (or 239737010 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 36.

The square root of 2157633063 is about 46450.3289869943. The cubic root of 2157633063 is about 1292.1884737443.

The spelling of 2157633063 in words is "two billion, one hundred fifty-seven million, six hundred thirty-three thousand, sixty-three".