11401698472 has 8 divisors (see below), whose sum is σ = 21378184650. Its totient is φ = 5700849232.

The previous prime is 11401698461. The next prime is 11401698479. The reversal of 11401698472 is 27489610411.

It can be written as a sum of positive squares in only one way, i.e., 11064094596 + 337603876 = 105186^2 + 18374^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (11401698479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712606147 + ... + 712606162.

Almost surely, 2^11401698472 is an apocalyptic number.

It is an amenable number.

11401698472 is a deficient number, since it is larger than the sum of its proper divisors (9976486178).

11401698472 is a wasteful number, since it uses less digits than its factorization.

11401698472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425212315 (or 1425212311 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 11401698472 in words is "eleven billion, four hundred one million, six hundred ninety-eight thousand, four hundred seventy-two".