501140512155525 has 96 divisors (see below), whose sum is σ = 920961147428352. Its totient is φ = 238384550227200.

The previous prime is 501140512155509. The next prime is 501140512155539. The reversal of 501140512155525 is 525551215041105.

It is not a de Polignac number, because 501140512155525 - 2⁴ = 501140512155509 is a prime.

It is a super-2 number, since 2×501140512155525² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1383409074 + ... + 1383771276.

It is an arithmetic number, because the mean of its divisors is an integer number (9593345285712).

Almost surely, 2^{501140512155525} is an apocalyptic number.

501140512155525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

501140512155525 is a deficient number, since it is larger than the sum of its proper divisors (419820635272827).

501140512155525 is a wasteful number, since it uses less digits than its factorization.

501140512155525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393923 (or 393918 counting only the distinct ones).

The product of its (nonzero) digits is 250000, while the sum is 42.

The spelling of 501140512155525 in words is "five hundred one trillion, one hundred forty billion, five hundred twelve million, one hundred fifty-five thousand, five hundred twenty-five".