42961487342400 has 3024 divisors, whose sum is σ = 181144381017600. Its totient is φ = 9631125504000.

The previous prime is 42961487342399. The next prime is 42961487342429. The reversal of 42961487342400 is 424378416924.

42961487342400 is a `hidden beast` number, since 4 + 2 + 9 + 6 + 148 + 73 + 424 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 123098817426 + ... + 123098817774.

It is an arithmetic number, because the mean of its divisors is an integer number (59902242400).

Almost surely, 2^{42961487342400} is an apocalyptic number.

42961487342400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42961487342400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90572190508800).

42961487342400 is an abundant number, since it is smaller than the sum of its proper divisors (138182893675200).

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

42961487342400 is a wasteful number, since it uses less digits than its factorization.

42961487342400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526 (or 497 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 54.

The spelling of 42961487342400 in words is "forty-two trillion, nine hundred sixty-one billion, four hundred eighty-seven million, three hundred forty-two thousand, four hundred".