84621541360 has 40 divisors (see below), whose sum is σ = 199681590096. Its totient is φ = 33343411200.

The previous prime is 84621541357. The next prime is 84621541387. The reversal of 84621541360 is 6314512648.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7888441 + ... + 7899160.

Almost surely, 2^84621541360 is an apocalyptic number.

84621541360 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84621541360 is an abundant number, since it is smaller than the sum of its proper divisors (115060048736).

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

84621541360 is a wasteful number, since it uses less digits than its factorization.

84621541360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15787681 (or 15787675 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 84621541360 in words is "eighty-four billion, six hundred twenty-one million, five hundred forty-one thousand, three hundred sixty".