14661401608 has 32 divisors (see below), whose sum is σ = 31605436800. Its totient is φ = 6245828352.

The previous prime is 14661401603. The next prime is 14661401653. The reversal of 14661401608 is 80610416641.

It is a super-2 number, since 2×14661401608² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14661401603) 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, 774513 + ... + 793216.

It is an arithmetic number, because the mean of its divisors is an integer number (987669900).

Almost surely, 2^14661401608 is an apocalyptic number.

It is an amenable number.

14661401608 is an abundant number, since it is smaller than the sum of its proper divisors (16944035192).

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

14661401608 is a wasteful number, since it uses less digits than its factorization.

14661401608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567909 (or 1567905 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 14661401608 in words is "fourteen billion, six hundred sixty-one million, four hundred one thousand, six hundred eight".