51137316142545 has 16 divisors (see below), whose sum is σ = 85377084342912. Its totient is φ = 26087442437760.

The previous prime is 51137316142483. The next prime is 51137316142559. The reversal of 51137316142545 is 54524161373115.

It is not a de Polignac number, because 51137316142545 - 2¹² = 51137316138449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51137316142494 and 51137316142503.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74112052036 + ... + 74112052725.

It is an arithmetic number, because the mean of its divisors is an integer number (5336067771432).

Almost surely, 2^{51137316142545} is an apocalyptic number.

It is an amenable number.

51137316142545 is a deficient number, since it is larger than the sum of its proper divisors (34239768200367).

51137316142545 is a wasteful number, since it uses less digits than its factorization.

51137316142545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148224104792.

The product of its digits is 1512000, while the sum is 48.

The spelling of 51137316142545 in words is "fifty-one trillion, one hundred thirty-seven billion, three hundred sixteen million, one hundred forty-two thousand, five hundred forty-five".