82477278933 has 16 divisors (see below), whose sum is σ = 125686485120. Its totient is φ = 47127315456.

The previous prime is 82477278913. The next prime is 82477278967. The reversal of 82477278933 is 33987277428.

It is not a de Polignac number, because 82477278933 - 2⁸ = 82477278677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82477278913) 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, 331341 + ... + 524157.

It is an arithmetic number, because the mean of its divisors is an integer number (7855405320).

Almost surely, 2^82477278933 is an apocalyptic number.

It is an amenable number.

82477278933 is a deficient number, since it is larger than the sum of its proper divisors (43209206187).

82477278933 is a wasteful number, since it uses less digits than its factorization.

82477278933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213196.

The product of its digits is 28449792, while the sum is 60.

The spelling of 82477278933 in words is "eighty-two billion, four hundred seventy-seven million, two hundred seventy-eight thousand, nine hundred thirty-three".