550010013531 has 64 divisors (see below), whose sum is σ = 881196072960. Its totient is φ = 301421088000.

The previous prime is 550010013517. The next prime is 550010013533. The reversal of 550010013531 is 135310010055.

It is not a de Polignac number, because 550010013531 - 2¹⁷ = 550009882459 is a prime.

It is a super-2 number, since 2×550010013531² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (550010013533) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1225086 + ... + 1612716.

It is an arithmetic number, because the mean of its divisors is an integer number (13768688640).

Almost surely, 2^550010013531 is an apocalyptic number.

550010013531 is a deficient number, since it is larger than the sum of its proper divisors (331186059429).

550010013531 is a wasteful number, since it uses less digits than its factorization.

550010013531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387768.

The product of its (nonzero) digits is 1125, while the sum is 24.

Adding to 550010013531 its reverse (135310010055), we get a palindrome (685320023586).

The spelling of 550010013531 in words is "five hundred fifty billion, ten million, thirteen thousand, five hundred thirty-one".