50402321345 has 16 divisors (see below), whose sum is σ = 63691548480. Its totient is φ = 38184379200.

The previous prime is 50402321341. The next prime is 50402321393. The reversal of 50402321345 is 54312320405.

It is a happy number.

It is not a de Polignac number, because 50402321345 - 2² = 50402321341 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50402321341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135635 + ... + 345255.

It is an arithmetic number, because the mean of its divisors is an integer number (3980721780).

Almost surely, 2^50402321345 is an apocalyptic number.

It is an amenable number.

50402321345 is a deficient number, since it is larger than the sum of its proper divisors (13289227135).

50402321345 is a wasteful number, since it uses less digits than its factorization.

50402321345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212176.

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 50402321345 in words is "fifty billion, four hundred two million, three hundred twenty-one thousand, three hundred forty-five".