90827195419 has 2 divisors, whose sum is σ = 90827195420. Its totient is φ = 90827195418.

The previous prime is 90827195401. The next prime is 90827195423. The reversal of 90827195419 is 91459172809.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90827195419 - 2¹⁵ = 90827162651 is a prime.

It is a super-2 number, since 2×90827195419² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 90827195419.

It is not a weakly prime, because it can be changed into another prime (90827195489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45413597709 + 45413597710.

It is an arithmetic number, because the mean of its divisors is an integer number (45413597710).

Almost surely, 2^90827195419 is an apocalyptic number.

90827195419 is a deficient number, since it is larger than the sum of its proper divisors (1).

90827195419 is an equidigital number, since it uses as much as digits as its factorization.

90827195419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 55.

The spelling of 90827195419 in words is "ninety billion, eight hundred twenty-seven million, one hundred ninety-five thousand, four hundred nineteen".