2157333567 has 16 divisors (see below), whose sum is σ = 2916576000. Its totient is φ = 1418243904.

The previous prime is 2157333557. The next prime is 2157333583. The reversal of 2157333567 is 7653337512.

It is not a de Polignac number, because 2157333567 - 2⁴ = 2157333551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2157333547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90534 + ... + 111852.

It is an arithmetic number, because the mean of its divisors is an integer number (182286000).

Almost surely, 2^2157333567 is an apocalyptic number.

2157333567 is a deficient number, since it is larger than the sum of its proper divisors (759242433).

2157333567 is a wasteful number, since it uses less digits than its factorization.

2157333567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21790.

The product of its digits is 396900, while the sum is 42.

The square root of 2157333567 is about 46447.1050443405. The cubic root of 2157333567 is about 1292.1286824242.

The spelling of 2157333567 in words is "two billion, one hundred fifty-seven million, three hundred thirty-three thousand, five hundred sixty-seven".