90360515543 has 2 divisors, whose sum is σ = 90360515544. Its totient is φ = 90360515542.

The previous prime is 90360515519. The next prime is 90360515573. The reversal of 90360515543 is 34551506309.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90360515543 - 2²⁴ = 90343738327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90360515543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90360515503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45180257771 + 45180257772.

It is an arithmetic number, because the mean of its divisors is an integer number (45180257772).

Almost surely, 2^90360515543 is an apocalyptic number.

90360515543 is a deficient number, since it is larger than the sum of its proper divisors (1).

90360515543 is an equidigital number, since it uses as much as digits as its factorization.

90360515543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243000, while the sum is 41.

The spelling of 90360515543 in words is "ninety billion, three hundred sixty million, five hundred fifteen thousand, five hundred forty-three".