14748623820 has 144 divisors (see below), whose sum is σ = 51394324800. Its totient is φ = 3353591808.

The previous prime is 14748623789. The next prime is 14748623849. The reversal of 14748623820 is 2832684741.

It is a happy number.

14748623820 is a `hidden beast` number, since 1 + 474 + 86 + 23 + 82 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 212856 + ... + 273504.

Almost surely, 2^14748623820 is an apocalyptic number.

14748623820 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 14748623820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25697162400).

14748623820 is an abundant number, since it is smaller than the sum of its proper divisors (36645700980).

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

14748623820 is a wasteful number, since it uses less digits than its factorization.

14748623820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60864 (or 60859 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 14748623820 in words is "fourteen billion, seven hundred forty-eight million, six hundred twenty-three thousand, eight hundred twenty".