11648439462 has 16 divisors (see below), whose sum is σ = 25414777152. Its totient is φ = 3529830120.

The previous prime is 11648439437. The next prime is 11648439469. The reversal of 11648439462 is 26493484611.

It is a happy number.

It is a super-2 number, since 2×11648439462² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11648439469) 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, 88245688 + ... + 88245819.

It is an arithmetic number, because the mean of its divisors is an integer number (1588423572).

Almost surely, 2^11648439462 is an apocalyptic number.

11648439462 is an abundant number, since it is smaller than the sum of its proper divisors (13766337690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11648439462 is a wasteful number, since it uses less digits than its factorization.

11648439462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176491523.

The product of its digits is 995328, while the sum is 48.

The spelling of 11648439462 in words is "eleven billion, six hundred forty-eight million, four hundred thirty-nine thousand, four hundred sixty-two".