14401738878990 has 16 divisors (see below), whose sum is σ = 34564173309648. Its totient is φ = 3840463701056.

The previous prime is 14401738878971. The next prime is 14401738879001. The reversal of 14401738878990 is 9987883710441.

It is a super-2 number, since 2×14401738878990² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240028981287 + ... + 240028981346.

It is an arithmetic number, because the mean of its divisors is an integer number (2160260831853).

Almost surely, 2^{14401738878990} is an apocalyptic number.

14401738878990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14401738878990 is an abundant number, since it is smaller than the sum of its proper divisors (20162434430658).

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

14401738878990 is a wasteful number, since it uses less digits than its factorization.

14401738878990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480057962643.

The product of its (nonzero) digits is 97542144, while the sum is 69.

The spelling of 14401738878990 in words is "fourteen trillion, four hundred one billion, seven hundred thirty-eight million, eight hundred seventy-eight thousand, nine hundred ninety".