213087740395 has 16 divisors (see below), whose sum is σ = 267614717760. Its totient is φ = 162574562304.

The previous prime is 213087740377. The next prime is 213087740399. The reversal of 213087740395 is 593047780312.

213087740395 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 213087740395 - 2²⁷ = 212953522667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213087740399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2710410 + ... + 2787919.

It is an arithmetic number, because the mean of its divisors is an integer number (16725919860).

Almost surely, 2^213087740395 is an apocalyptic number.

213087740395 is a deficient number, since it is larger than the sum of its proper divisors (54526977365).

213087740395 is a wasteful number, since it uses less digits than its factorization.

213087740395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5498694.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 213087740395 in words is "two hundred thirteen billion, eighty-seven million, seven hundred forty thousand, three hundred ninety-five".