50147678 has 12 divisors (see below), whose sum is σ = 87502752. Its totient is φ = 21491820.

The previous prime is 50147663. The next prime is 50147689. The reversal of 50147678 is 87674105.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 255758 + ... + 255953.

It is an arithmetic number, because the mean of its divisors is an integer number (7291896).

Almost surely, 2^50147678 is an apocalyptic number.

50147678 is a deficient number, since it is larger than the sum of its proper divisors (37355074).

50147678 is a wasteful number, since it uses less digits than its factorization.

50147678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511727 (or 511720 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 50147678 is about 7081.5025241823. The cubic root of 50147678 is about 368.7654936323.

The spelling of 50147678 in words is "fifty million, one hundred forty-seven thousand, six hundred seventy-eight".