54846660610521 has 24 divisors (see below), whose sum is σ = 85321362235200. Its totient is φ = 33750076350816.

The previous prime is 54846660610517. The next prime is 54846660610541. The reversal of 54846660610521 is 12501606664845.

It is not a de Polignac number, because 54846660610521 - 2² = 54846660610517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54846660610541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9593661 + ... + 14203226.

It is an arithmetic number, because the mean of its divisors is an integer number (3555056759800).

Almost surely, 2^{54846660610521} is an apocalyptic number.

It is an amenable number.

54846660610521 is a deficient number, since it is larger than the sum of its proper divisors (30474701624679).

54846660610521 is a wasteful number, since it uses less digits than its factorization.

54846660610521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23816605 (or 23816602 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 54846660610521 in words is "fifty-four trillion, eight hundred forty-six billion, six hundred sixty million, six hundred ten thousand, five hundred twenty-one".