11632443401 has 16 divisors (see below), whose sum is σ = 12051970560. Its totient is φ = 11222615040.

The previous prime is 11632443391. The next prime is 11632443413. The reversal of 11632443401 is 10434423611.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11632443401 - 2¹⁸ = 11632181257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11632443421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624641 + ... + 642993.

It is an arithmetic number, because the mean of its divisors is an integer number (753248160).

Almost surely, 2^11632443401 is an apocalyptic number.

It is an amenable number.

11632443401 is a deficient number, since it is larger than the sum of its proper divisors (419527159).

11632443401 is a wasteful number, since it uses less digits than its factorization.

11632443401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18616.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 11632443401 in words is "eleven billion, six hundred thirty-two million, four hundred forty-three thousand, four hundred one".