50670398016 has 672 divisors, whose sum is σ = 187323252480. Its totient is φ = 13110902784.

The previous prime is 50670398003. The next prime is 50670398021. The reversal of 50670398016 is 61089307605.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (672).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 172936366 + ... + 172936658.

It is an arithmetic number, because the mean of its divisors is an integer number (278754840).

Almost surely, 2^50670398016 is an apocalyptic number.

50670398016 is a gapful number since it is divisible by the number (56) 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 50670398016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93661626240).

50670398016 is an abundant number, since it is smaller than the sum of its proper divisors (136652854464).

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

50670398016 is a wasteful number, since it uses less digits than its factorization.

50670398016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396 (or 351 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 50670398016 in words is "fifty billion, six hundred seventy million, three hundred ninety-eight thousand, sixteen".