501464431436 has 96 divisors (see below), whose sum is σ = 918088722432. Its totient is φ = 239498138880.

The previous prime is 501464431423. The next prime is 501464431553. The reversal of 501464431436 is 634134464105.

It is a junction number, because it is equal to n+sod(n) for n = 501464431393 and 501464431402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 916753715 + ... + 916754261.

It is an arithmetic number, because the mean of its divisors is an integer number (9563424192).

Almost surely, 2^501464431436 is an apocalyptic number.

It is an amenable number.

501464431436 is a deficient number, since it is larger than the sum of its proper divisors (416624290996).

501464431436 is a wasteful number, since it uses less digits than its factorization.

501464431436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239 (or 1237 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 501464431436 in words is "five hundred one billion, four hundred sixty-four million, four hundred thirty-one thousand, four hundred thirty-six".