52440047690400 has 216 divisors, whose sum is σ = 189217108080000. Its totient is φ = 13658803038720.

The previous prime is 52440047690351. The next prime is 52440047690539. The reversal of 52440047690400 is 409674004425.

52440047690400 is a `hidden beast` number, since 52 + 4 + 4 + 0 + 0 + 476 + 90 + 40 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 84380400 + ... + 84999599.

It is an arithmetic number, because the mean of its divisors is an integer number (876005130000).

Almost surely, 2^{52440047690400} is an apocalyptic number.

52440047690400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52440047690400 is an abundant number, since it is smaller than the sum of its proper divisors (136777060389600).

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

52440047690400 is a wasteful number, since it uses less digits than its factorization.

52440047690400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169380068 (or 169380052 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 52440047690400 in words is "fifty-two trillion, four hundred forty billion, forty-seven million, six hundred ninety thousand, four hundred".