501056045 has 16 divisors (see below), whose sum is σ = 727584768. Its totient is φ = 323370240.

The previous prime is 501056009. The next prime is 501056057. The reversal of 501056045 is 540650105.

It is not a de Polignac number, because 501056045 - 2¹⁰ = 501055021 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420461 + ... + 421650.

It is an arithmetic number, because the mean of its divisors is an integer number (45474048).

Almost surely, 2^501056045 is an apocalyptic number.

It is an amenable number.

501056045 is a deficient number, since it is larger than the sum of its proper divisors (226528723).

501056045 is a wasteful number, since it uses less digits than its factorization.

501056045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842140.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 501056045 is about 22384.2812035589. The cubic root of 501056045 is about 794.2589220222.

The spelling of 501056045 in words is "five hundred one million, fifty-six thousand, forty-five".