14998890040 has 64 divisors (see below), whose sum is σ = 34513464960. Its totient is φ = 5863741440.

The previous prime is 14998890017. The next prime is 14998890047. The reversal of 14998890040 is 4009889941.

It is a happy number.

It is a super-2 number, since 2×14998890040² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14998890040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14998890047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1448080 + ... + 1458400.

It is an arithmetic number, because the mean of its divisors is an integer number (539272890).

Almost surely, 2^14998890040 is an apocalyptic number.

14998890040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14998890040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17256732480).

14998890040 is an abundant number, since it is smaller than the sum of its proper divisors (19514574920).

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

14998890040 is a wasteful number, since it uses less digits than its factorization.

14998890040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11152 (or 11148 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 52.

The spelling of 14998890040 in words is "fourteen billion, nine hundred ninety-eight million, eight hundred ninety thousand, forty".