42015115054000 has 80 divisors (see below), whose sum is σ = 110828234458656. Its totient is φ = 15278223648000.

The previous prime is 42015115053971. The next prime is 42015115054001. The reversal of 42015115054000 is 45051151024.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×42015115054000³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42015115054000.

It is not an unprimeable number, because it can be changed into a prime (42015115054001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 954866979 + ... + 954910978.

Almost surely, 2^{42015115054000} is an apocalyptic number.

42015115054000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42015115054000 is an abundant number, since it is smaller than the sum of its proper divisors (68813119404656).

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

42015115054000 is a wasteful number, since it uses less digits than its factorization.

42015115054000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909777991 (or 1909777975 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 42015115054000 in words is "forty-two trillion, fifteen billion, one hundred fifteen million, fifty-four thousand".