40552055412 has 96 divisors (see below), whose sum is σ = 107970637824. Its totient is φ = 11725929600.

The previous prime is 40552055387. The next prime is 40552055429. The reversal of 40552055412 is 21455025504.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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, 1262293 + ... + 1294019.

It is an arithmetic number, because the mean of its divisors is an integer number (1124694144).

Almost surely, 2^40552055412 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 40552055412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53985318912).

40552055412 is an abundant number, since it is smaller than the sum of its proper divisors (67418582412).

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

40552055412 is a wasteful number, since it uses less digits than its factorization.

40552055412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32189 (or 32187 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 33.

The spelling of 40552055412 in words is "forty billion, five hundred fifty-two million, fifty-five thousand, four hundred twelve".