8622494501 has 2 divisors, whose sum is σ = 8622494502. Its totient is φ = 8622494500.

The previous prime is 8622494497. The next prime is 8622494549. The reversal of 8622494501 is 1054942268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6513297025 + 2109197476 = 80705^2 + 45926^2 .

It is a cyclic number.

It is not a de Polignac number, because 8622494501 - 2² = 8622494497 is a prime.

It is a super-2 number, since 2×8622494501² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8622494201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4311247250 + 4311247251.

It is an arithmetic number, because the mean of its divisors is an integer number (4311247251).

Almost surely, 2^8622494501 is an apocalyptic number.

It is an amenable number.

8622494501 is a deficient number, since it is larger than the sum of its proper divisors (1).

8622494501 is an equidigital number, since it uses as much as digits as its factorization.

8622494501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 8622494501 is about 92857.3879720941. The cubic root of 8622494501 is about 2050.5843665019.

The spelling of 8622494501 in words is "eight billion, six hundred twenty-two million, four hundred ninety-four thousand, five hundred one".