50151325440 has 72 divisors (see below), whose sum is σ = 160170807888. Its totient is φ = 13373685760.

The previous prime is 50151325403. The next prime is 50151325451. The reversal of 50151325440 is 4452315105.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 50151325398 and 50151325407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6526281 + ... + 6533960.

It is an arithmetic number, because the mean of its divisors is an integer number (2224594554).

Almost surely, 2^50151325440 is an apocalyptic number.

It is an amenable number.

50151325440 is an abundant number, since it is smaller than the sum of its proper divisors (110019482448).

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

50151325440 is a wasteful number, since it uses less digits than its factorization.

50151325440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13060265 (or 13060251 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 50151325440 in words is "fifty billion, one hundred fifty-one million, three hundred twenty-five thousand, four hundred forty".