18826945752 has 32 divisors (see below), whose sum is σ = 47254898880. Its totient is φ = 6250644000.

The previous prime is 18826945729. The next prime is 18826945769. The reversal of 18826945752 is 25754962881.

It is a junction number, because it is equal to n+sod(n) for n = 18826945692 and 18826945701.

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, 1556638 + ... + 1568685.

It is an arithmetic number, because the mean of its divisors is an integer number (1476715590).

Almost surely, 2^18826945752 is an apocalyptic number.

18826945752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

18826945752 is an abundant number, since it is smaller than the sum of its proper divisors (28427953128).

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

18826945752 is a wasteful number, since it uses less digits than its factorization.

18826945752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125583 (or 3125579 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 57.

The spelling of 18826945752 in words is "eighteen billion, eight hundred twenty-six million, nine hundred forty-five thousand, seven hundred fifty-two".