40270268477 has 4 divisors (see below), whose sum is σ = 40273921596. Its totient is φ = 40266615360.

The previous prime is 40270268473. The next prime is 40270268527. The reversal of 40270268477 is 77486207204.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21052268836 + 19217999641 = 145094^2 + 138629^2 .

It is a cyclic number.

It is not a de Polignac number, because 40270268477 - 2² = 40270268473 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 (40270268471) 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, 1809974 + ... + 1832087.

It is an arithmetic number, because the mean of its divisors is an integer number (10068480399).

Almost surely, 2^40270268477 is an apocalyptic number.

It is an amenable number.

40270268477 is a deficient number, since it is larger than the sum of its proper divisors (3653119).

40270268477 is a wasteful number, since it uses less digits than its factorization.

40270268477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3653118.

The product of its (nonzero) digits is 1053696, while the sum is 47.

The spelling of 40270268477 in words is "forty billion, two hundred seventy million, two hundred sixty-eight thousand, four hundred seventy-seven".