50987995 has 8 divisors (see below), whose sum is σ = 61454160. Its totient is φ = 40611360.

The previous prime is 50987957. The next prime is 50988017. The reversal of 50987995 is 59978905.

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

It is a de Polignac number, because none of the positive numbers 2^k-50987995 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21121 + ... + 23410.

It is an arithmetic number, because the mean of its divisors is an integer number (7681770).

Almost surely, 2^50987995 is an apocalyptic number.

50987995 is a deficient number, since it is larger than the sum of its proper divisors (10466165).

50987995 is a wasteful number, since it uses less digits than its factorization.

50987995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44765.

The product of its (nonzero) digits is 1020600, while the sum is 52.

The square root of 50987995 is about 7140.5878609537. The cubic root of 50987995 is about 370.8138768005.

The spelling of 50987995 in words is "fifty million, nine hundred eighty-seven thousand, nine hundred ninety-five".