49568981451 has 8 divisors (see below), whose sum is σ = 72100336704. Its totient is φ = 30041806920.

The previous prime is 49568981417. The next prime is 49568981477. The reversal of 49568981451 is 15418986594.

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

It is not a de Polignac number, because 49568981451 - 2²¹ = 49566884299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49568981411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 751045141 + ... + 751045206.

It is an arithmetic number, because the mean of its divisors is an integer number (9012542088).

Almost surely, 2^49568981451 is an apocalyptic number.

49568981451 is a deficient number, since it is larger than the sum of its proper divisors (22531355253).

49568981451 is a wasteful number, since it uses less digits than its factorization.

49568981451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502090361.

The product of its digits is 12441600, while the sum is 60.

The spelling of 49568981451 in words is "forty-nine billion, five hundred sixty-eight million, nine hundred eighty-one thousand, four hundred fifty-one".