84400015057452 has 36 divisors (see below), whose sum is σ = 213469318520640. Its totient is φ = 28116876460512.

The previous prime is 84400015057441. The next prime is 84400015057469. The reversal of 84400015057452 is 25475051000448.

84400015057452 is a `hidden beast` number, since 8 + 4 + 40 + 0 + 0 + 150 + 5 + 7 + 452 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 84400015057398 and 84400015057407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 685849788 + ... + 685972835.

It is an arithmetic number, because the mean of its divisors is an integer number (5929703292240).

Almost surely, 2^{84400015057452} is an apocalyptic number.

It is an amenable number.

84400015057452 is an abundant number, since it is smaller than the sum of its proper divisors (129069303463188).

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

84400015057452 is a wasteful number, since it uses less digits than its factorization.

84400015057452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371824342 (or 1371824337 counting only the distinct ones).

The product of its (nonzero) digits is 896000, while the sum is 45.

The spelling of 84400015057452 in words is "eighty-four trillion, four hundred billion, fifteen million, fifty-seven thousand, four hundred fifty-two".