50011157461 has 2 divisors, whose sum is σ = 50011157462. Its totient is φ = 50011157460.

The previous prime is 50011157453. The next prime is 50011157563. The reversal of 50011157461 is 16475111005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38496794436 + 11514363025 = 196206^2 + 107305^2 .

It is a cyclic number.

It is not a de Polignac number, because 50011157461 - 2³ = 50011157453 is a prime.

It is a super-2 number, since 2×50011157461² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50011157761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25005578730 + 25005578731.

It is an arithmetic number, because the mean of its divisors is an integer number (25005578731).

Almost surely, 2^50011157461 is an apocalyptic number.

It is an amenable number.

50011157461 is a deficient number, since it is larger than the sum of its proper divisors (1).

50011157461 is an equidigital number, since it uses as much as digits as its factorization.

50011157461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 31.

Adding to 50011157461 its reverse (16475111005), we get a palindrome (66486268466).

The spelling of 50011157461 in words is "fifty billion, eleven million, one hundred fifty-seven thousand, four hundred sixty-one".