50913086397 has 8 divisors (see below), whose sum is σ = 68009596320. Its totient is φ = 33879317040.

The previous prime is 50913086377. The next prime is 50913086443. The reversal of 50913086397 is 79368031905.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50913086397 - 2¹² = 50913082301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50913086377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15683247 + ... + 15686492.

It is an arithmetic number, because the mean of its divisors is an integer number (8501199540).

Almost surely, 2^50913086397 is an apocalyptic number.

It is an amenable number.

50913086397 is a deficient number, since it is larger than the sum of its proper divisors (17096509923).

50913086397 is a wasteful number, since it uses less digits than its factorization.

50913086397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31370283.

The product of its (nonzero) digits is 1224720, while the sum is 51.

The spelling of 50913086397 in words is "fifty billion, nine hundred thirteen million, eighty-six thousand, three hundred ninety-seven".