40908351672 has 32 divisors (see below), whose sum is σ = 113634310800. Its totient is φ = 13636117152.

The previous prime is 40908351647. The next prime is 40908351697. The reversal of 40908351672 is 27615380904.

40908351672 is a `hidden beast` number, since 40 + 90 + 8 + 3 + 516 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (40908351647) and next prime (40908351697).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94695043 + ... + 94695474.

It is a 1-persistent number, because it is pandigital, but 2⋅40908351672 = 81816703344 is not.

Almost surely, 2^40908351672 is an apocalyptic number.

It is an amenable number.

40908351672 is an abundant number, since it is smaller than the sum of its proper divisors (72725959128).

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

40908351672 is a wasteful number, since it uses less digits than its factorization.

40908351672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189390532 (or 189390522 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 40908351672 in words is "forty billion, nine hundred eight million, three hundred fifty-one thousand, six hundred seventy-two".