11764401199 has 4 divisors (see below), whose sum is σ = 11815774360. Its totient is φ = 11713028040.

The previous prime is 11764401197. The next prime is 11764401221. The reversal of 11764401199 is 99110446711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99110446711 = 23 ⋅4309149857.

It is a cyclic number.

It is not a de Polignac number, because 11764401199 - 2¹ = 11764401197 is a prime.

It is a super-2 number, since 2×11764401199² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11764401197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25686237 + ... + 25686694.

It is an arithmetic number, because the mean of its divisors is an integer number (2953943590).

Almost surely, 2^11764401199 is an apocalyptic number.

11764401199 is a deficient number, since it is larger than the sum of its proper divisors (51373161).

11764401199 is an equidigital number, since it uses as much as digits as its factorization.

11764401199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51373160.

The product of its (nonzero) digits is 54432, while the sum is 43.

The spelling of 11764401199 in words is "eleven billion, seven hundred sixty-four million, four hundred one thousand, one hundred ninety-nine".