54065818682115 has 128 divisors (see below), whose sum is σ = 91544918556672. Its totient is φ = 27208914370560.

The previous prime is 54065818682111. The next prime is 54065818682119. The reversal of 54065818682115 is 51128681856045.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54065818682111) and next prime (54065818682119).

It is not a de Polignac number, because 54065818682115 - 2² = 54065818682111 is a prime.

It is a super-2 number, since 2×54065818682115² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54065818682111) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5170293967 + ... + 5170304423.

It is an arithmetic number, because the mean of its divisors is an integer number (715194676224).

Almost surely, 2^{54065818682115} is an apocalyptic number.

54065818682115 is a deficient number, since it is larger than the sum of its proper divisors (37479099874557).

54065818682115 is a wasteful number, since it uses less digits than its factorization.

54065818682115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11829.

The product of its (nonzero) digits is 18432000, while the sum is 60.

The spelling of 54065818682115 in words is "fifty-four trillion, sixty-five billion, eight hundred eighteen million, six hundred eighty-two thousand, one hundred fifteen".