50720156 has 6 divisors (see below), whose sum is σ = 88760280. Its totient is φ = 25360076.

The previous prime is 50720149. The next prime is 50720161. The reversal of 50720156 is 65102705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6340016 + ... + 6340023.

It is an arithmetic number, because the mean of its divisors is an integer number (14793380).

Almost surely, 2^50720156 is an apocalyptic number.

It is an amenable number.

50720156 is a deficient number, since it is larger than the sum of its proper divisors (38040124).

50720156 is a wasteful number, since it uses less digits than its factorization.

50720156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12680043 (or 12680041 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 50720156 is about 7121.8084781887. The cubic root of 50720156 is about 370.1634437381.

The spelling of 50720156 in words is "fifty million, seven hundred twenty thousand, one hundred fifty-six".