501040151255 has 32 divisors (see below), whose sum is σ = 712068071040. Its totient is φ = 331147837440.

The previous prime is 501040151219. The next prime is 501040151267. The reversal of 501040151255 is 552151040105.

It is not a de Polignac number, because 501040151255 - 2¹⁴ = 501040134871 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

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, 157895 + ... + 1013415.

It is an arithmetic number, because the mean of its divisors is an integer number (22252127220).

Almost surely, 2^501040151255 is an apocalyptic number.

501040151255 is a deficient number, since it is larger than the sum of its proper divisors (211027919785).

501040151255 is a wasteful number, since it uses less digits than its factorization.

501040151255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856139.

The product of its (nonzero) digits is 5000, while the sum is 29.

The spelling of 501040151255 in words is "five hundred one billion, forty million, one hundred fifty-one thousand, two hundred fifty-five".