14450661154 has 8 divisors (see below), whose sum is σ = 21677166108. Its totient is φ = 7224939120.

The previous prime is 14450661139. The next prime is 14450661179. The reversal of 14450661154 is 45116605441.

It can be written as a sum of positive squares in 2 ways, for example, as 9049146129 + 5401515025 = 95127^2 + 73495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×14450661154² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147177 + ... + 224860.

Almost surely, 2^14450661154 is an apocalyptic number.

14450661154 is a deficient number, since it is larger than the sum of its proper divisors (7226504954).

14450661154 is a wasteful number, since it uses less digits than its factorization.

14450661154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391460.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 14450661154 in words is "fourteen billion, four hundred fifty million, six hundred sixty-one thousand, one hundred fifty-four".