50400687340 has 48 divisors (see below), whose sum is σ = 106352703072. Its totient is φ = 20063102976.

The previous prime is 50400687317. The next prime is 50400687367. The reversal of 50400687340 is 4378600405.

It is a self number, because there is not a number n which added to its sum of digits gives 50400687340.

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, 4126122 + ... + 4138318.

It is an arithmetic number, because the mean of its divisors is an integer number (2215681314).

Almost surely, 2^50400687340 is an apocalyptic number.

It is an amenable number.

50400687340 is an abundant number, since it is smaller than the sum of its proper divisors (55952015732).

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

50400687340 is a wasteful number, since it uses less digits than its factorization.

50400687340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13186 (or 13184 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 50400687340 in words is "fifty billion, four hundred million, six hundred eighty-seven thousand, three hundred forty".