27763438000 has 80 divisors (see below), whose sum is σ = 70050891456. Its totient is φ = 10622515200.

The previous prime is 27763437983. The next prime is 27763438013. The reversal of 27763438000 is 83436772.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255777 + ... + 347776.

Almost surely, 2^27763438000 is an apocalyptic number.

27763438000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27763438000 is an abundant number, since it is smaller than the sum of its proper divisors (42287453456).

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

27763438000 is a wasteful number, since it uses less digits than its factorization.

27763438000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603599 (or 603583 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 27763438000 in words is "twenty-seven billion, seven hundred sixty-three million, four hundred thirty-eight thousand".