40194722880 has 224 divisors, whose sum is σ = 152706019200. Its totient is φ = 9894057984.

The previous prime is 40194722873. The next prime is 40194722891. The reversal of 40194722880 is 8822749104.

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 31 ways as a sum of consecutive naturals, for example, 66610 + ... + 291249.

It is an arithmetic number, because the mean of its divisors is an integer number (681723300).

Almost surely, 2^40194722880 is an apocalyptic number.

40194722880 is a gapful number since it is divisible by the number (40) 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 40194722880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76353009600).

40194722880 is an abundant number, since it is smaller than the sum of its proper divisors (112511296320).

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

40194722880 is a wasteful number, since it uses less digits than its factorization.

40194722880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357898 (or 357882 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The spelling of 40194722880 in words is "forty billion, one hundred ninety-four million, seven hundred twenty-two thousand, eight hundred eighty".