14450691970 has 64 divisors (see below), whose sum is σ = 30586429440. Its totient is φ = 4846176000.

The previous prime is 14450691961. The next prime is 14450691973. The reversal of 14450691970 is 7919605441.

It is a self number, because there is not a number n which added to its sum of digits gives 14450691970.

It is not an unprimeable number, because it can be changed into a prime (14450691973) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1825020 + ... + 1832920.

It is an arithmetic number, because the mean of its divisors is an integer number (477912960).

Almost surely, 2^14450691970 is an apocalyptic number.

14450691970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14450691970 is an abundant number, since it is smaller than the sum of its proper divisors (16135737470).

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

14450691970 is a wasteful number, since it uses less digits than its factorization.

14450691970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9211.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 14450691970 in words is "fourteen billion, four hundred fifty million, six hundred ninety-one thousand, nine hundred seventy".