50210021620 has 48 divisors (see below), whose sum is σ = 115046059968. Its totient is φ = 18255100160.

The previous prime is 50210021597. The next prime is 50210021669. The reversal of 50210021620 is 2612001205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1586592 + ... + 1617928.

It is an arithmetic number, because the mean of its divisors is an integer number (2396792916).

Almost surely, 2^50210021620 is an apocalyptic number.

It is an amenable number.

50210021620 is an abundant number, since it is smaller than the sum of its proper divisors (64836038348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50210021620 is a wasteful number, since it uses less digits than its factorization.

50210021620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38640 (or 38638 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 50210021620 its reverse (2612001205), we get a palindrome (52822022825).

The spelling of 50210021620 in words is "fifty billion, two hundred ten million, twenty-one thousand, six hundred twenty".