90073457311 has 2 divisors, whose sum is σ = 90073457312. Its totient is φ = 90073457310.

The previous prime is 90073457281. The next prime is 90073457317. The reversal of 90073457311 is 11375437009.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90073457311 - 2⁹ = 90073456799 is a prime.

It is a super-2 number, since 2×90073457311² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90073457317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45036728655 + 45036728656.

It is an arithmetic number, because the mean of its divisors is an integer number (45036728656).

Almost surely, 2^90073457311 is an apocalyptic number.

90073457311 is a deficient number, since it is larger than the sum of its proper divisors (1).

90073457311 is an equidigital number, since it uses as much as digits as its factorization.

90073457311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 40.

The spelling of 90073457311 in words is "ninety billion, seventy-three million, four hundred fifty-seven thousand, three hundred eleven".