22770746000 has 80 divisors (see below), whose sum is σ = 55255594368. Its totient is φ = 9075888000.

The previous prime is 22770745951. The next prime is 22770746039. The reversal of 22770746000 is 64707722.

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

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, 545885 + ... + 586115.

Almost surely, 2^22770746000 is an apocalyptic number.

22770746000 is a gapful number since it is divisible by the number (20) 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 22770746000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27627797184).

22770746000 is an abundant number, since it is smaller than the sum of its proper divisors (32484848368).

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

22770746000 is a wasteful number, since it uses less digits than its factorization.

22770746000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40537 (or 40521 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 35.

The spelling of 22770746000 in words is "twenty-two billion, seven hundred seventy million, seven hundred forty-six thousand".