49466864551 has 8 divisors (see below), whose sum is σ = 54277140960. Its totient is φ = 44800178592.

The previous prime is 49466864549. The next prime is 49466864569. The reversal of 49466864551 is 15546866494.

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

It is not a de Polignac number, because 49466864551 - 2¹ = 49466864549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49466864351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35896891 + ... + 35898268.

It is an arithmetic number, because the mean of its divisors is an integer number (6784642620).

Almost surely, 2^49466864551 is an apocalyptic number.

49466864551 is a deficient number, since it is larger than the sum of its proper divisors (4810276409).

49466864551 is a wasteful number, since it uses less digits than its factorization.

49466864551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71795225.

The product of its digits is 24883200, while the sum is 58.

The spelling of 49466864551 in words is "forty-nine billion, four hundred sixty-six million, eight hundred sixty-four thousand, five hundred fifty-one".