50500213531 has 8 divisors (see below), whose sum is σ = 51222289104. Its totient is φ = 49778956800.

The previous prime is 50500213457. The next prime is 50500213541. The reversal of 50500213531 is 13531200505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50500213531 - 2⁷ = 50500213403 is a prime.

It is a super-2 number, since 2×50500213531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50500213496 and 50500213505.

It is not an unprimeable number, because it can be changed into a prime (50500213541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79945 + ... + 327706.

It is an arithmetic number, because the mean of its divisors is an integer number (6402786138).

Almost surely, 2^50500213531 is an apocalyptic number.

50500213531 is a deficient number, since it is larger than the sum of its proper divisors (722075573).

50500213531 is a wasteful number, since it uses less digits than its factorization.

50500213531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409421.

The product of its (nonzero) digits is 2250, while the sum is 25.

The spelling of 50500213531 in words is "fifty billion, five hundred million, two hundred thirteen thousand, five hundred thirty-one".