11746043397 has 48 divisors (see below), whose sum is σ = 19358352000. Its totient is φ = 6793543680.

The previous prime is 11746043389. The next prime is 11746043411. The reversal of 11746043397 is 79334064711.

11746043397 is a `hidden beast` number, since 1 + 1 + 7 + 4 + 604 + 3 + 39 + 7 = 666.

It is not a de Polignac number, because 11746043397 - 2³ = 11746043389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11746043377) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1016629 + ... + 1028117.

It is an arithmetic number, because the mean of its divisors is an integer number (403299000).

Almost surely, 2^11746043397 is an apocalyptic number.

It is an amenable number.

11746043397 is a deficient number, since it is larger than the sum of its proper divisors (7612308603).

11746043397 is a wasteful number, since it uses less digits than its factorization.

11746043397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11978 (or 11975 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 11746043397 in words is "eleven billion, seven hundred forty-six million, forty-three thousand, three hundred ninety-seven".