14977402650 has 216 divisors, whose sum is σ = 48539241504. Its totient is φ = 3242980800.

The previous prime is 14977402621. The next prime is 14977402673. The reversal of 14977402650 is 5620477941.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 14977402596 and 14977402605.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 1130565 + ... + 1143735.

Almost surely, 2^14977402650 is an apocalyptic number.

14977402650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14977402650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24269620752).

14977402650 is an abundant number, since it is smaller than the sum of its proper divisors (33561838854).

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

14977402650 is a wasteful number, since it uses less digits than its factorization.

14977402650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13234 (or 13207 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 14977402650 in words is "fourteen billion, nine hundred seventy-seven million, four hundred two thousand, six hundred fifty".