11666400614 has 12 divisors (see below), whose sum is σ = 19235098932. Its totient is φ = 5302909260.

The previous prime is 11666400601. The next prime is 11666400667. The reversal of 11666400614 is 41600466611.

It is a super-2 number, since 2×11666400614² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24103892 + ... + 24104375.

It is an arithmetic number, because the mean of its divisors is an integer number (1602924911).

Almost surely, 2^11666400614 is an apocalyptic number.

11666400614 is a deficient number, since it is larger than the sum of its proper divisors (7568698318).

11666400614 is a wasteful number, since it uses less digits than its factorization.

11666400614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48208291 (or 48208280 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 11666400614 in words is "eleven billion, six hundred sixty-six million, four hundred thousand, six hundred fourteen".