50554201531 has 4 divisors (see below), whose sum is σ = 53214949000. Its totient is φ = 47893454064.

The previous prime is 50554201519. The next prime is 50554201547. The reversal of 50554201531 is 13510245505.

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

It is a cyclic number.

It is not a de Polignac number, because 50554201531 - 2¹⁹ = 50553677243 is a prime.

It is a super-2 number, since 2×50554201531² (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 = 50554201493 and 50554201502.

It is not an unprimeable number, because it can be changed into a prime (50554201591) 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, 1330373706 + ... + 1330373743.

It is an arithmetic number, because the mean of its divisors is an integer number (13303737250).

Almost surely, 2^50554201531 is an apocalyptic number.

50554201531 is a deficient number, since it is larger than the sum of its proper divisors (2660747469).

50554201531 is a wasteful number, since it uses less digits than its factorization.

50554201531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660747468.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 50554201531 in words is "fifty billion, five hundred fifty-four million, two hundred one thousand, five hundred thirty-one".