49074009920 has 224 divisors, whose sum is σ = 128809699200. Its totient is φ = 17697153024.

The previous prime is 49074009917. The next prime is 49074009991. The reversal of 49074009920 is 2990047094.

49074009920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43933202 + ... + 43934318.

It is an arithmetic number, because the mean of its divisors is an integer number (575043300).

Almost surely, 2^49074009920 is an apocalyptic number.

49074009920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49074009920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64404849600).

49074009920 is an abundant number, since it is smaller than the sum of its proper divisors (79735689280).

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

49074009920 is a wasteful number, since it uses less digits than its factorization.

49074009920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385 (or 1375 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 49074009920 in words is "forty-nine billion, seventy-four million, nine thousand, nine hundred twenty".