42015115053515 has 8 divisors (see below), whose sum is σ = 51780790444560. Its totient is φ = 32703657122592.

The previous prime is 42015115053467. The next prime is 42015115053521. The reversal of 42015115053515 is 51535051151024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42015115053515 - 2³⁰ = 42014041311691 is a prime.

It is a super-2 number, since 2×42015115053515² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113554364825 + ... + 113554365194.

It is an arithmetic number, because the mean of its divisors is an integer number (6472598805570).

Almost surely, 2^{42015115053515} is an apocalyptic number.

42015115053515 is a deficient number, since it is larger than the sum of its proper divisors (9765675391045).

42015115053515 is a wasteful number, since it uses less digits than its factorization.

42015115053515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227108730061.

The product of its (nonzero) digits is 75000, while the sum is 38.

The spelling of 42015115053515 in words is "forty-two trillion, fifteen billion, one hundred fifteen million, fifty-three thousand, five hundred fifteen".