40537890766079 has 8 divisors (see below), whose sum is σ = 46329063610368. Its totient is φ = 34746729319800.

The previous prime is 40537890766057. The next prime is 40537890766117. The reversal of 40537890766079 is 97066709873504.

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

It is a cyclic number.

It is not a de Polignac number, because 40537890766079 - 2⁴⁰ = 39438379138303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40537890166079) 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, 7077134 + ... + 11452580.

It is an arithmetic number, because the mean of its divisors is an integer number (5791132951296).

Almost surely, 2^{40537890766079} is an apocalyptic number.

40537890766079 is a deficient number, since it is larger than the sum of its proper divisors (5791172844289).

40537890766079 is a wasteful number, since it uses less digits than its factorization.

40537890766079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5699005.

The product of its (nonzero) digits is 480090240, while the sum is 71.

The spelling of 40537890766079 in words is "forty trillion, five hundred thirty-seven billion, eight hundred ninety million, seven hundred sixty-six thousand, seventy-nine".