50498961408 has 476 divisors, whose sum is σ = 174204893248. Its totient is φ = 14332723200.

The previous prime is 50498961379. The next prime is 50498961451. The reversal of 50498961408 is 80416989405.

50498961408 is a `hidden beast` number, since 5 + 0 + 498 + 9 + 6 + 140 + 8 = 666.

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

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 334430133 + ... + 334430283.

Almost surely, 2^50498961408 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 50498961408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87102446624).

50498961408 is an abundant number, since it is smaller than the sum of its proper divisors (123705931840).

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

50498961408 is an frugal number, since it uses more digits than its factorization.

50498961408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 50498961408 in words is "fifty billion, four hundred ninety-eight million, nine hundred sixty-one thousand, four hundred eight".