40612822620 has 192 divisors, whose sum is σ = 121267238400. Its totient is φ = 10126771200.

The previous prime is 40612822619. The next prime is 40612822633. The reversal of 40612822620 is 2622821604.

It is a super-2 number, since 2×40612822620² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31215970 + ... + 31217270.

It is an arithmetic number, because the mean of its divisors is an integer number (631600200).

Almost surely, 2^40612822620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40612822620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60633619200).

40612822620 is an abundant number, since it is smaller than the sum of its proper divisors (80654415780).

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

40612822620 is a wasteful number, since it uses less digits than its factorization.

40612822620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668 (or 1666 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 40612822620 in words is "forty billion, six hundred twelve million, eight hundred twenty-two thousand, six hundred twenty".