82345540311 has 12 divisors (see below), whose sum is σ = 118972671688. Its totient is φ = 54883589904.

The previous prime is 82345540307. The next prime is 82345540313. The reversal of 82345540311 is 11304554328.

82345540311 is a `hidden beast` number, since 8 + 234 + 5 + 5 + 403 + 11 = 666.

It is not a de Polignac number, because 82345540311 - 2² = 82345540307 is a prime.

It is a super-2 number, since 2×82345540311² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82345540313) 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, 1080865 + ... + 1154538.

Almost surely, 2^82345540311 is an apocalyptic number.

82345540311 is a deficient number, since it is larger than the sum of its proper divisors (36627131377).

82345540311 is a wasteful number, since it uses less digits than its factorization.

82345540311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239502 (or 2239499 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 82345540311 in words is "eighty-two billion, three hundred forty-five million, five hundred forty thousand, three hundred eleven".