49377134574 has 80 divisors (see below), whose sum is σ = 117409184640. Its totient is φ = 15476527440.

The previous prime is 49377134531. The next prime is 49377134579. The reversal of 49377134574 is 47543177394.

It is a happy number.

49377134574 is a `hidden beast` number, since 4 + 9 + 37 + 7 + 1 + 34 + 574 = 666.

It is a super-2 number, since 2×49377134574² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 49377134574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49377134579) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 107529 + ... + 332139.

It is an arithmetic number, because the mean of its divisors is an integer number (1467614808).

Almost surely, 2^49377134574 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49377134574, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58704592320).

49377134574 is an abundant number, since it is smaller than the sum of its proper divisors (68032050066).

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

49377134574 is a wasteful number, since it uses less digits than its factorization.

49377134574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224707 (or 224698 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 54.

The spelling of 49377134574 in words is "forty-nine billion, three hundred seventy-seven million, one hundred thirty-four thousand, five hundred seventy-four".