513345425157 has 12 divisors (see below), whose sum is σ = 744765465600. Its totient is φ = 340722659688.

The previous prime is 513345425093. The next prime is 513345425191. The reversal of 513345425157 is 751524543315.

513345425157 is a `hidden beast` number, since 5 + 1 + 3 + 3 + 4 + 542 + 51 + 57 = 666.

It is not a de Polignac number, because 513345425157 - 2⁶ = 513345425093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513345425357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125633157 + ... + 125637242.

It is an arithmetic number, because the mean of its divisors is an integer number (62063788800).

Almost surely, 2^513345425157 is an apocalyptic number.

It is an amenable number.

513345425157 is a deficient number, since it is larger than the sum of its proper divisors (231420040443).

513345425157 is a wasteful number, since it uses less digits than its factorization.

513345425157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251270632 (or 251270629 counting only the distinct ones).

The product of its digits is 1260000, while the sum is 45.

The spelling of 513345425157 in words is "five hundred thirteen billion, three hundred forty-five million, four hundred twenty-five thousand, one hundred fifty-seven".