503400546425 has 24 divisors (see below), whose sum is σ = 713474709696. Its totient is φ = 345148194240.

The previous prime is 503400546359. The next prime is 503400546437. The reversal of 503400546425 is 524645004305.

It is not a de Polignac number, because 503400546425 - 2¹⁶ = 503400480889 is a prime.

It is a super-2 number, since 2×503400546425² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1355822 + ... + 1686728.

It is an arithmetic number, because the mean of its divisors is an integer number (29728112904).

Almost surely, 2^503400546425 is an apocalyptic number.

It is an amenable number.

503400546425 is a deficient number, since it is larger than the sum of its proper divisors (210074163271).

503400546425 is a wasteful number, since it uses less digits than its factorization.

503400546425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339617 (or 339612 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 503400546425 in words is "five hundred three billion, four hundred million, five hundred forty-six thousand, four hundred twenty-five".