50771521102 has 4 divisors (see below), whose sum is σ = 76157281656. Its totient is φ = 25385760550.

The previous prime is 50771521091. The next prime is 50771521109. The reversal of 50771521102 is 20112517705.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50771521109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12692880274 + ... + 12692880277.

It is an arithmetic number, because the mean of its divisors is an integer number (19039320414).

Almost surely, 2^50771521102 is an apocalyptic number.

50771521102 is a deficient number, since it is larger than the sum of its proper divisors (25385760554).

50771521102 is a wasteful number, since it uses less digits than its factorization.

50771521102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25385760553.

The product of its (nonzero) digits is 4900, while the sum is 31.

The spelling of 50771521102 in words is "fifty billion, seven hundred seventy-one million, five hundred twenty-one thousand, one hundred two".