49902423638016 has 228 divisors, whose sum is σ = 135298094615736. Its totient is φ = 16360490926080.

The previous prime is 49902423638009. The next prime is 49902423638021. The reversal of 49902423638016 is 61083632420994.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2926304946 + ... + 2926321998.

Almost surely, 2^{49902423638016} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49902423638016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67649047307868).

49902423638016 is an abundant number, since it is smaller than the sum of its proper divisors (85395670977720).

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

49902423638016 is an frugal number, since it uses more digits than its factorization.

49902423638016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17214 (or 17119 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 57.

The spelling of 49902423638016 in words is "forty-nine trillion, nine hundred two billion, four hundred twenty-three million, six hundred thirty-eight thousand, sixteen".