50005262501 has 4 divisors (see below), whose sum is σ = 50006527500. Its totient is φ = 50003997504.

The previous prime is 50005262479. The next prime is 50005262533. The reversal of 50005262501 is 10526250005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12808354276 + 37196908225 = 113174^2 + 192865^2 .

It is a cyclic number.

It is not a de Polignac number, because 50005262501 - 2²² = 50001068197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50005462501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571226 + ... + 652923.

It is an arithmetic number, because the mean of its divisors is an integer number (12501631875).

Almost surely, 2^50005262501 is an apocalyptic number.

It is an amenable number.

50005262501 is a deficient number, since it is larger than the sum of its proper divisors (1264999).

50005262501 is a wasteful number, since it uses less digits than its factorization.

50005262501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264998.

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

The spelling of 50005262501 in words is "fifty billion, five million, two hundred sixty-two thousand, five hundred one".