84633735940 has 48 divisors (see below), whose sum is σ = 191504885040. Its totient is φ = 31232655360.

The previous prime is 84633735899. The next prime is 84633736007. The reversal of 84633735940 is 4953733648.

It can be written as a sum of positive squares in 8 ways, for example, as 1976335936 + 82657400004 = 44456^2 + 287502^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404980 + ... + 577300.

It is an arithmetic number, because the mean of its divisors is an integer number (3989685105).

Almost surely, 2^84633735940 is an apocalyptic number.

It is an amenable number.

84633735940 is an abundant number, since it is smaller than the sum of its proper divisors (106871149100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84633735940 is a wasteful number, since it uses less digits than its factorization.

84633735940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174232 (or 174230 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 52.

The spelling of 84633735940 in words is "eighty-four billion, six hundred thirty-three million, seven hundred thirty-five thousand, nine hundred forty".