14422621440 has 72 divisors (see below), whose sum is σ = 46062259488. Its totient is φ = 3846031360.

The previous prime is 14422621429. The next prime is 14422621463. The reversal of 14422621440 is 4412622441.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 14422621398 and 14422621407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874106 + ... + 1881785.

It is an arithmetic number, because the mean of its divisors is an integer number (639753604).

Almost surely, 2^14422621440 is an apocalyptic number.

14422621440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14422621440 is an abundant number, since it is smaller than the sum of its proper divisors (31639638048).

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

14422621440 is an equidigital number, since it uses as much as digits as its factorization.

14422621440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3755915 (or 3755901 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The spelling of 14422621440 in words is "fourteen billion, four hundred twenty-two million, six hundred twenty-one thousand, four hundred forty".