52826560429440 has 512 divisors, whose sum is σ = 202974451200000. Its totient is φ = 11416183234560.

The previous prime is 52826560429411. The next prime is 52826560429481. The reversal of 52826560429440 is 4492406562825.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 127217355 + ... + 127631925.

It is an arithmetic number, because the mean of its divisors is an integer number (396434475000).

Almost surely, 2^{52826560429440} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52826560429440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101487225600000).

52826560429440 is an abundant number, since it is smaller than the sum of its proper divisors (150147890770560).

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

52826560429440 is a wasteful number, since it uses less digits than its factorization.

52826560429440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415118 (or 415106 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 57.

The spelling of 52826560429440 in words is "fifty-two trillion, eight hundred twenty-six billion, five hundred sixty million, four hundred twenty-nine thousand, four hundred forty".