11491347458 has 16 divisors (see below), whose sum is σ = 17282584896. Its totient is φ = 5730503760.

The previous prime is 11491347457. The next prime is 11491347463. The reversal of 11491347458 is 85474319411.

It is not an unprimeable number, because it can be changed into a prime (11491347451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1666085 + ... + 1672967.

It is an arithmetic number, because the mean of its divisors is an integer number (1080161556).

Almost surely, 2^11491347458 is an apocalyptic number.

11491347458 is a deficient number, since it is larger than the sum of its proper divisors (5791237438).

11491347458 is a wasteful number, since it uses less digits than its factorization.

11491347458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8969.

The product of its digits is 483840, while the sum is 47.

The spelling of 11491347458 in words is "eleven billion, four hundred ninety-one million, three hundred forty-seven thousand, four hundred fifty-eight".