84918907324 has 12 divisors (see below), whose sum is σ = 148628627784. Its totient is φ = 42453585104.

The previous prime is 84918907309. The next prime is 84918907327. The reversal of 84918907324 is 42370981948.

It is a super-2 number, since 2×84918907324² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84918907327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1434502 + ... + 1492525.

It is an arithmetic number, because the mean of its divisors is an integer number (12385718982).

Almost surely, 2^84918907324 is an apocalyptic number.

It is an amenable number.

84918907324 is a deficient number, since it is larger than the sum of its proper divisors (63709720460).

84918907324 is a wasteful number, since it uses less digits than its factorization.

84918907324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934284 (or 2934282 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 55.

The spelling of 84918907324 in words is "eighty-four billion, nine hundred eighteen million, nine hundred seven thousand, three hundred twenty-four".