50151165641 has 2 divisors, whose sum is σ = 50151165642. Its totient is φ = 50151165640.

The previous prime is 50151165587. The next prime is 50151165653. The reversal of 50151165641 is 14656115105.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50149123600 + 2042041 = 223940^2 + 1429^2 .

It is a cyclic number.

It is not a de Polignac number, because 50151165641 - 2⁶ = 50151165577 is a prime.

It is not a weakly prime, because it can be changed into another prime (50151162641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25075582820 + 25075582821.

It is an arithmetic number, because the mean of its divisors is an integer number (25075582821).

Almost surely, 2^50151165641 is an apocalyptic number.

It is an amenable number.

50151165641 is a deficient number, since it is larger than the sum of its proper divisors (1).

50151165641 is an equidigital number, since it uses as much as digits as its factorization.

50151165641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 50151165641 in words is "fifty billion, one hundred fifty-one million, one hundred sixty-five thousand, six hundred forty-one".