40207704865077 has 8 divisors (see below), whose sum is σ = 54857023692064. Its totient is φ = 26181761307408.

The previous prime is 40207704865063. The next prime is 40207704865091. The reversal of 40207704865077 is 77056840770204.

It is an interprime number because it is at equal distance from previous prime (40207704865063) and next prime (40207704865091).

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

It is not a de Polignac number, because 40207704865077 - 2¹⁴ = 40207704848693 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 (40207704860077) 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, 155843817178 + ... + 155843817435.

It is an arithmetic number, because the mean of its divisors is an integer number (6857127961508).

Almost surely, 2^{40207704865077} is an apocalyptic number.

It is an amenable number.

40207704865077 is a deficient number, since it is larger than the sum of its proper divisors (14649318826987).

40207704865077 is a wasteful number, since it uses less digits than its factorization.

40207704865077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311687634659.

The product of its (nonzero) digits is 18439680, while the sum is 57.

The spelling of 40207704865077 in words is "forty trillion, two hundred seven billion, seven hundred four million, eight hundred sixty-five thousand, seventy-seven".