40749530173207 has 8 divisors (see below), whose sum is σ = 41629334890176. Its totient is φ = 39870258516192.

The previous prime is 40749530173133. The next prime is 40749530173211. The reversal of 40749530173207 is 70237103594704.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40749530173207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40749530173507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133110448 + ... + 133416229.

It is an arithmetic number, because the mean of its divisors is an integer number (5203666861272).

Almost surely, 2^{40749530173207} is an apocalyptic number.

40749530173207 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

40749530173207 is a deficient number, since it is larger than the sum of its proper divisors (879804716969).

40749530173207 is a wasteful number, since it uses less digits than its factorization.

40749530173207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266529977.

The product of its (nonzero) digits is 4445280, while the sum is 52.

The spelling of 40749530173207 in words is "forty trillion, seven hundred forty-nine billion, five hundred thirty million, one hundred seventy-three thousand, two hundred seven".