551251132413 has 8 divisors (see below), whose sum is σ = 735170532000. Its totient is φ = 367416243888.

The previous prime is 551251132409. The next prime is 551251132457. The reversal of 551251132413 is 314231152155.

551251132413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 551251132413 - 2² = 551251132409 is a prime.

It is a super-2 number, since 2×551251132413² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551251132513) 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, 21112543 + ... + 21138636.

It is an arithmetic number, because the mean of its divisors is an integer number (91896316500).

Almost surely, 2^551251132413 is an apocalyptic number.

It is an amenable number.

551251132413 is a deficient number, since it is larger than the sum of its proper divisors (183919399587).

551251132413 is a wasteful number, since it uses less digits than its factorization.

551251132413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42255531.

The product of its digits is 18000, while the sum is 33.

Adding to 551251132413 its reverse (314231152155), we get a palindrome (865482284568).

The spelling of 551251132413 in words is "five hundred fifty-one billion, two hundred fifty-one million, one hundred thirty-two thousand, four hundred thirteen".