916136122501 has 8 divisors (see below), whose sum is σ = 934141457304. Its totient is φ = 898157445120.

The previous prime is 916136122487. The next prime is 916136122511. The reversal of 916136122501 is 105221631619.

It is a Cunningham number, because it is equal to 957150²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 613637222500 + 302498900001 = 783350^2 + 549999^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 916136122501 - 2⁵ = 916136122469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916136122511) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6594940 + ... + 6732421.

It is an arithmetic number, because the mean of its divisors is an integer number (116767682163).

Almost surely, 2^916136122501 is an apocalyptic number.

It is an amenable number.

916136122501 is a deficient number, since it is larger than the sum of its proper divisors (18005334803).

916136122501 is a wasteful number, since it uses less digits than its factorization.

916136122501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13328711.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 916136122501 in words is "nine hundred sixteen billion, one hundred thirty-six million, one hundred twenty-two thousand, five hundred one".