40007343107672 has 32 divisors (see below), whose sum is σ = 75171907440000. Its totient is φ = 19961502832128.

The previous prime is 40007343107647. The next prime is 40007343107681. The reversal of 40007343107672 is 27670134370004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292577654 + ... + 292714362.

It is an arithmetic number, because the mean of its divisors is an integer number (2349122107500).

Almost surely, 2^{40007343107672} is an apocalyptic number.

It is an amenable number.

40007343107672 is a deficient number, since it is larger than the sum of its proper divisors (35164564332328).

40007343107672 is a wasteful number, since it uses less digits than its factorization.

40007343107672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213563 (or 213559 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 44.

Adding to 40007343107672 its reverse (27670134370004), we get a palindrome (67677477477676).

The spelling of 40007343107672 in words is "forty trillion, seven billion, three hundred forty-three million, one hundred seven thousand, six hundred seventy-two".