40374149957783 has 4 divisors (see below), whose sum is σ = 40374184787208. Its totient is φ = 40374115128360.

The previous prime is 40374149957759. The next prime is 40374149957839. The reversal of 40374149957783 is 38775994147304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40374149957783 - 2³⁶ = 40305430481047 is a prime.

It is a super-3 number, since 3×40374149957783³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40374149957683) 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, 15613841 + ... + 18015002.

It is an arithmetic number, because the mean of its divisors is an integer number (10093546196802).

Almost surely, 2^{40374149957783} is an apocalyptic number.

40374149957783 is a deficient number, since it is larger than the sum of its proper divisors (34829425).

40374149957783 is a wasteful number, since it uses less digits than its factorization.

40374149957783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34829424.

The product of its (nonzero) digits is 640120320, while the sum is 71.

The spelling of 40374149957783 in words is "forty trillion, three hundred seventy-four billion, one hundred forty-nine million, nine hundred fifty-seven thousand, seven hundred eighty-three".