49557774376 has 16 divisors (see below), whose sum is σ = 101368175040. Its totient is φ = 22526261040.

The previous prime is 49557774361. The next prime is 49557774403. The reversal of 49557774376 is 67347775594.

It is a happy number.

It is a super-2 number, since 2×49557774376² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 281578176 + ... + 281578351.

It is an arithmetic number, because the mean of its divisors is an integer number (6335510940).

Almost surely, 2^49557774376 is an apocalyptic number.

It is an amenable number.

49557774376 is an abundant number, since it is smaller than the sum of its proper divisors (51810400664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49557774376 is a wasteful number, since it uses less digits than its factorization.

49557774376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563156544 (or 563156540 counting only the distinct ones).

The product of its digits is 155584800, while the sum is 64.

The spelling of 49557774376 in words is "forty-nine billion, five hundred fifty-seven million, seven hundred seventy-four thousand, three hundred seventy-six".