11457847474 has 4 divisors (see below), whose sum is σ = 17186771214. Its totient is φ = 5728923736.

The previous prime is 11457847441. The next prime is 11457847501. The reversal of 11457847474 is 47474875411.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47474875411 = 1327 ⋅35776093.

It can be written as a sum of positive squares in only one way, i.e., 10263108249 + 1194739225 = 101307^2 + 34565^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2864461867 + ... + 2864461870.

Almost surely, 2^11457847474 is an apocalyptic number.

11457847474 is a deficient number, since it is larger than the sum of its proper divisors (5728923740).

11457847474 is an equidigital number, since it uses as much as digits as its factorization.

11457847474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5728923739.

The product of its digits is 3512320, while the sum is 52.

The spelling of 11457847474 in words is "eleven billion, four hundred fifty-seven million, eight hundred forty-seven thousand, four hundred seventy-four".