50354621620 has 12 divisors (see below), whose sum is σ = 105744705444. Its totient is φ = 20141848640.

The previous prime is 50354621599. The next prime is 50354621641. The reversal of 50354621620 is 2612645305.

It is an interprime number because it is at equal distance from previous prime (50354621599) and next prime (50354621641).

It can be written as a sum of positive squares in 2 ways, for example, as 11145869476 + 39208752144 = 105574^2 + 198012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1258865521 + ... + 1258865560.

It is an arithmetic number, because the mean of its divisors is an integer number (8812058787).

Almost surely, 2^50354621620 is an apocalyptic number.

It is an amenable number.

50354621620 is an abundant number, since it is smaller than the sum of its proper divisors (55390083824).

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

50354621620 is a wasteful number, since it uses less digits than its factorization.

50354621620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517731090 (or 2517731088 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 50354621620 in words is "fifty billion, three hundred fifty-four million, six hundred twenty-one thousand, six hundred twenty".