53421614041515 has 64 divisors (see below), whose sum is σ = 92879218778112. Its totient is φ = 26119877990400.

The previous prime is 53421614041507. The next prime is 53421614041553. The reversal of 53421614041515 is 51514041612435.

It is a happy number.

It is not a de Polignac number, because 53421614041515 - 2³ = 53421614041507 is a prime.

It is a super-2 number, since 2×53421614041515² (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 63 ways as a sum of consecutive naturals, for example, 15069531 + ... + 18273860.

It is an arithmetic number, because the mean of its divisors is an integer number (1451237793408).

Almost surely, 2^{53421614041515} is an apocalyptic number.

53421614041515 is a deficient number, since it is larger than the sum of its proper divisors (39457604736597).

53421614041515 is a wasteful number, since it uses less digits than its factorization.

53421614041515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33343580.

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 53421614041515 in words is "fifty-three trillion, four hundred twenty-one billion, six hundred fourteen million, forty-one thousand, five hundred fifteen".