40270077749 has 8 divisors (see below), whose sum is σ = 44651174880. Its totient is φ = 36009010800.

The previous prime is 40270077719. The next prime is 40270077811. The reversal of 40270077749 is 94777007204.

It is a happy number.

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 40270077749 - 2²⁰ = 40269029173 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 (40270077719) 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, 30006839 + ... + 30008180.

It is an arithmetic number, because the mean of its divisors is an integer number (5581396860).

Almost surely, 2^40270077749 is an apocalyptic number.

It is an amenable number.

40270077749 is a deficient number, since it is larger than the sum of its proper divisors (4381097131).

40270077749 is a wasteful number, since it uses less digits than its factorization.

40270077749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60015091.

The product of its (nonzero) digits is 691488, while the sum is 47.

The spelling of 40270077749 in words is "forty billion, two hundred seventy million, seventy-seven thousand, seven hundred forty-nine".