40055025152 has 40 divisors (see below), whose sum is σ = 80212930776. Its totient is φ = 19982190592.

The previous prime is 40055025151. The next prime is 40055025187. The reversal of 40055025152 is 25152055004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40055025151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138518 + ... + 315114.

Almost surely, 2^40055025152 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 40055025152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40106465388).

40055025152 is an abundant number, since it is smaller than the sum of its proper divisors (40157905624).

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

40055025152 is an equidigital number, since it uses as much as digits as its factorization.

40055025152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177058 (or 177042 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 29.

The spelling of 40055025152 in words is "forty billion, fifty-five million, twenty-five thousand, one hundred fifty-two".