54020122306515 has 48 divisors (see below), whose sum is σ = 96086969378400. Its totient is φ = 28060082104320.

The previous prime is 54020122306511. The next prime is 54020122306519. The reversal of 54020122306515 is 51560322102045.

54020122306515 is a `hidden beast` number, since 5 + 402 + 0 + 1 + 2 + 230 + 6 + 5 + 15 = 666.

It is an interprime number because it is at equal distance from previous prime (54020122306511) and next prime (54020122306519).

It is not a de Polignac number, because 54020122306515 - 2² = 54020122306511 is a prime.

It is a super-2 number, since 2×54020122306515² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54020122306515.

It is not an unprimeable number, because it can be changed into a prime (54020122306511) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39320926 + ... + 40671555.

It is an arithmetic number, because the mean of its divisors is an integer number (2001811862050).

Almost surely, 2^{54020122306515} is an apocalyptic number.

54020122306515 is a deficient number, since it is larger than the sum of its proper divisors (42066847071885).

54020122306515 is a wasteful number, since it uses less digits than its factorization.

54020122306515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79992884 (or 79992881 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 54020122306515 in words is "fifty-four trillion, twenty billion, one hundred twenty-two million, three hundred six thousand, five hundred fifteen".