515425256073 has 48 divisors (see below), whose sum is σ = 956589029760. Its totient is φ = 271872653472.

The previous prime is 515425256011. The next prime is 515425256081. The reversal of 515425256073 is 370652524515.

It is a happy number.

515425256073 is a `hidden beast` number, since 5 + 1 + 54 + 2 + 525 + 6 + 0 + 73 = 666.

It is not a de Polignac number, because 515425256073 - 2⁹ = 515425255561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (515425256473) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14966965 + ... + 15001362.

It is an arithmetic number, because the mean of its divisors is an integer number (19928938120).

Almost surely, 2^515425256073 is an apocalyptic number.

It is an amenable number.

515425256073 is a deficient number, since it is larger than the sum of its proper divisors (441163773687).

515425256073 is a wasteful number, since it uses less digits than its factorization.

515425256073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29968363 (or 29968350 counting only the distinct ones).

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

The spelling of 515425256073 in words is "five hundred fifteen billion, four hundred twenty-five million, two hundred fifty-six thousand, seventy-three".