215375738283 has 12 divisors (see below), whose sum is σ = 311333807928. Its totient is φ = 143475124320.

The previous prime is 215375738243. The next prime is 215375738311. The reversal of 215375738283 is 382837573512.

215375738283 is a `hidden beast` number, since 2 + 1 + 537 + 57 + 38 + 28 + 3 = 666.

It is not a de Polignac number, because 215375738283 - 2⁹ = 215375737771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (215375738233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9045885 + ... + 9069662.

It is an arithmetic number, because the mean of its divisors is an integer number (25944483994).

Almost surely, 2^215375738283 is an apocalyptic number.

215375738283 is a deficient number, since it is larger than the sum of its proper divisors (95958069645).

215375738283 is a wasteful number, since it uses less digits than its factorization.

215375738283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18116874 (or 18116871 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 215375738283 in words is "two hundred fifteen billion, three hundred seventy-five million, seven hundred thirty-eight thousand, two hundred eighty-three".