40152988906 has 8 divisors (see below), whose sum is σ = 61250322240. Its totient is φ = 19736214828.

The previous prime is 40152988901. The next prime is 40152988907. The reversal of 40152988906 is 60988925104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40152988906² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40152988901) 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, 170139666 + ... + 170139901.

It is an arithmetic number, because the mean of its divisors is an integer number (7656290280).

Almost surely, 2^40152988906 is an apocalyptic number.

40152988906 is a deficient number, since it is larger than the sum of its proper divisors (21097333334).

40152988906 is a wasteful number, since it uses less digits than its factorization.

40152988906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340279628.

The product of its (nonzero) digits is 1244160, while the sum is 52.

It can be divided in two parts, 4015298 and 8906, that added together give a palindrome (4024204).

The spelling of 40152988906 in words is "forty billion, one hundred fifty-two million, nine hundred eighty-eight thousand, nine hundred six".