11469256690 has 32 divisors (see below), whose sum is σ = 21407502960. Its totient is φ = 4418937600.

The previous prime is 11469256637. The next prime is 11469256693. The reversal of 11469256690 is 9665296411.

It can be written as a sum of positive squares in 8 ways, for example, as 620159409 + 10849097281 = 24903^2 + 104159^2 .

It is a super-2 number, since 2×11469256690² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11469256693) 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 15 ways as a sum of consecutive naturals, for example, 75120 + ... + 169060.

Almost surely, 2^11469256690 is an apocalyptic number.

11469256690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11469256690 is a deficient number, since it is larger than the sum of its proper divisors (9938246270).

11469256690 is a wasteful number, since it uses less digits than its factorization.

11469256690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94398.

The product of its (nonzero) digits is 699840, while the sum is 49.

The spelling of 11469256690 in words is "eleven billion, four hundred sixty-nine million, two hundred fifty-six thousand, six hundred ninety".