551517939411 has 8 divisors (see below), whose sum is σ = 774060265920. Its totient is φ = 348327119592.

The previous prime is 551517939407. The next prime is 551517939431. The reversal of 551517939411 is 114939715155.

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

It is not a de Polignac number, because 551517939411 - 2² = 551517939407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (551517939431) 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, 4837876605 + ... + 4837876718.

It is an arithmetic number, because the mean of its divisors is an integer number (96757533240).

Almost surely, 2^551517939411 is an apocalyptic number.

551517939411 is a deficient number, since it is larger than the sum of its proper divisors (222542326509).

551517939411 is a wasteful number, since it uses less digits than its factorization.

551517939411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9675753345.

The product of its digits is 850500, while the sum is 51.

The spelling of 551517939411 in words is "five hundred fifty-one billion, five hundred seventeen million, nine hundred thirty-nine thousand, four hundred eleven".