503313122425 has 12 divisors (see below), whose sum is σ = 644240797696. Its totient is φ = 389661771600.

The previous prime is 503313122353. The next prime is 503313122443. The reversal of 503313122425 is 524221313305.

It is not a de Polignac number, because 503313122425 - 2²⁹ = 502776251513 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 324717369 + ... + 324718918.

Almost surely, 2^503313122425 is an apocalyptic number.

It is an amenable number.

503313122425 is a deficient number, since it is larger than the sum of its proper divisors (140927675271).

503313122425 is a wasteful number, since it uses less digits than its factorization.

503313122425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649436328 (or 649436323 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 503313122425 in words is "five hundred three billion, three hundred thirteen million, one hundred twenty-two thousand, four hundred twenty-five".