6550562073431 has 4 divisors (see below), whose sum is σ = 6560593562712. Its totient is φ = 6540530584152.

The previous prime is 6550562073383. The next prime is 6550562073449. The reversal of 6550562073431 is 1343702650556.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6550562073431 is a prime.

It is a super-2 number, since 2×6550562073431² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6550562073131) 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, 5015743661 + ... + 5015744966.

It is an arithmetic number, because the mean of its divisors is an integer number (1640148390678).

Almost surely, 2^{6550562073431} is an apocalyptic number.

6550562073431 is a deficient number, since it is larger than the sum of its proper divisors (10031489281).

6550562073431 is a wasteful number, since it uses less digits than its factorization.

6550562073431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10031489280.

The product of its (nonzero) digits is 2268000, while the sum is 47.

The spelling of 6550562073431 in words is "six trillion, five hundred fifty billion, five hundred sixty-two million, seventy-three thousand, four hundred thirty-one".