40745427020 has 24 divisors (see below), whose sum is σ = 86968110768. Its totient is φ = 16030987200.

The previous prime is 40745427011. The next prime is 40745427049. The reversal of 40745427020 is 2072454704.

40745427020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 16697726 + ... + 16700165.

It is an arithmetic number, because the mean of its divisors is an integer number (3623671282).

Almost surely, 2^40745427020 is an apocalyptic number.

It is an amenable number.

40745427020 is an abundant number, since it is smaller than the sum of its proper divisors (46222683748).

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

40745427020 is a wasteful number, since it uses less digits than its factorization.

40745427020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33397961 (or 33397959 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 35.

The spelling of 40745427020 in words is "forty billion, seven hundred forty-five million, four hundred twenty-seven thousand, twenty".