40152250452 has 12 divisors (see below), whose sum is σ = 93688584416. Its totient is φ = 13384083480.

The previous prime is 40152250427. The next prime is 40152250493. The reversal of 40152250452 is 25405225104.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×40152250452² (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 3 ways as a sum of consecutive naturals, for example, 1673010424 + ... + 1673010447.

Almost surely, 2^40152250452 is an apocalyptic number.

It is an amenable number.

40152250452 is an abundant number, since it is smaller than the sum of its proper divisors (53536333964).

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

40152250452 is a wasteful number, since it uses less digits than its factorization.

40152250452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346020878 (or 3346020876 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 40152250452 its reverse (25405225104), we get a palindrome (65557475556).

The spelling of 40152250452 in words is "forty billion, one hundred fifty-two million, two hundred fifty thousand, four hundred fifty-two".