90340063458122 has 8 divisors (see below), whose sum is σ = 139172530192356. Its totient is φ = 43949220060672.

The previous prime is 90340063458089. The next prime is 90340063458131. The reversal of 90340063458122 is 22185436004309.

It is a Cunningham number, because it is equal to 9504739²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 90340063458121 + 1 = 9504739^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×90340063458122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 610405834103 + ... + 610405834250.

Almost surely, 2^{90340063458122} is an apocalyptic number.

90340063458122 is a deficient number, since it is larger than the sum of its proper divisors (48832466734234).

90340063458122 is a wasteful number, since it uses less digits than its factorization.

90340063458122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220811668392.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 90340063458122 in words is "ninety trillion, three hundred forty billion, sixty-three million, four hundred fifty-eight thousand, one hundred twenty-two".