503145361133700 has 72 divisors (see below), whose sum is σ = 1455901661746560. Its totient is φ = 134159707651200.

The previous prime is 503145361133693. The next prime is 503145361133713. The reversal of 503145361133700 is 7331163541305.

It is a happy number.

It is a super-2 number, since 2×503145361133700² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74174355 + ... + 80672954.

Almost surely, 2^{503145361133700} is an apocalyptic number.

503145361133700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

503145361133700 is an abundant number, since it is smaller than the sum of its proper divisors (952756300612860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503145361133700 is a wasteful number, since it uses less digits than its factorization.

503145361133700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154858157 (or 154858150 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 42.

The spelling of 503145361133700 in words is "five hundred three trillion, one hundred forty-five billion, three hundred sixty-one million, one hundred thirty-three thousand, seven hundred".