42046997251400 has 24 divisors (see below), whose sum is σ = 97759268609970. Its totient is φ = 16818798900480.

The previous prime is 42046997251331. The next prime is 42046997251429. The reversal of 42046997251400 is 415279964024.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 25797439657924 + 16249557593476 = 5079118^2 + 4031074^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 105117492929 + ... + 105117493328.

Almost surely, 2^{42046997251400} is an apocalyptic number.

42046997251400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42046997251400 is an abundant number, since it is smaller than the sum of its proper divisors (55712271358570).

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

42046997251400 is a wasteful number, since it uses less digits than its factorization.

42046997251400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210234986273 (or 210234986264 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 42046997251400 in words is "forty-two trillion, forty-six billion, nine hundred ninety-seven million, two hundred fifty-one thousand, four hundred".