51346300545 has 40 divisors (see below), whose sum is σ = 92060400960. Its totient is φ = 27379516320.

The previous prime is 51346300529. The next prime is 51346300627. The reversal of 51346300545 is 54500364315.

51346300545 is a `hidden beast` number, since 5 + 1 + 346 + 300 + 5 + 4 + 5 = 666.

It is not a de Polignac number, because 51346300545 - 2⁴ = 51346300529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3182950 + ... + 3199040.

It is an arithmetic number, because the mean of its divisors is an integer number (2301510024).

Almost surely, 2^51346300545 is an apocalyptic number.

It is an amenable number.

51346300545 is a deficient number, since it is larger than the sum of its proper divisors (40714100415).

51346300545 is a wasteful number, since it uses less digits than its factorization.

51346300545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23987 (or 23978 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 51346300545 in words is "fifty-one billion, three hundred forty-six million, three hundred thousand, five hundred forty-five".