11400150661 has 8 divisors (see below), whose sum is σ = 11433317400. Its totient is φ = 11367010560.

The previous prime is 11400150653. The next prime is 11400150731. The reversal of 11400150661 is 16605100411.

It can be written as a sum of positive squares in 4 ways, for example, as 5807354436 + 5592796225 = 76206^2 + 74785^2 .

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 11400150661 - 2³ = 11400150653 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 (11400150061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115985 + ... + 1126153.

It is an arithmetic number, because the mean of its divisors is an integer number (1429164675).

Almost surely, 2^11400150661 is an apocalyptic number.

It is an amenable number.

11400150661 is a deficient number, since it is larger than the sum of its proper divisors (33166739).

11400150661 is a wasteful number, since it uses less digits than its factorization.

11400150661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13319.

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 11400150661 in words is "eleven billion, four hundred million, one hundred fifty thousand, six hundred sixty-one".