50791523 has 2 divisors, whose sum is σ = 50791524. Its totient is φ = 50791522.

The previous prime is 50791519. The next prime is 50791571. The reversal of 50791523 is 32519705.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50791523 - 2² = 50791519 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50791523.

It is not a weakly prime, because it can be changed into another prime (50799523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25395761 + 25395762.

It is an arithmetic number, because the mean of its divisors is an integer number (25395762).

Almost surely, 2^50791523 is an apocalyptic number.

50791523 is a deficient number, since it is larger than the sum of its proper divisors (1).

50791523 is an equidigital number, since it uses as much as digits as its factorization.

50791523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 50791523 is about 7126.8171717815. The cubic root of 50791523 is about 370.3369781264.

It can be divided in two parts, 507 and 91523, that multiplied together give a triangular number (46402161 = T₉₆₃₃).

The spelling of 50791523 in words is "fifty million, seven hundred ninety-one thousand, five hundred twenty-three".