19775003000 has 32 divisors (see below), whose sum is σ = 46273509360. Its totient is φ = 7910000800.

The previous prime is 19775002993. The next prime is 19775003011. The reversal of 19775003000 is 30057791.

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, 9886502 + ... + 9888501.

Almost surely, 2^19775003000 is an apocalyptic number.

19775003000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19775003000 is an abundant number, since it is smaller than the sum of its proper divisors (26498506360).

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

19775003000 is a wasteful number, since it uses less digits than its factorization.

19775003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19775024 (or 19775010 counting only the distinct ones).

The product of its (nonzero) digits is 6615, while the sum is 32.

The spelling of 19775003000 in words is "nineteen billion, seven hundred seventy-five million, three thousand".