400710680767 has 4 divisors (see below), whose sum is σ = 403593491560. Its totient is φ = 397827869976.

The previous prime is 400710680737. The next prime is 400710680771. The reversal of 400710680767 is 767086017004.

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 400710680767 - 2⁷ = 400710680639 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 (400710680737) 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, 1441405188 + ... + 1441405465.

It is an arithmetic number, because the mean of its divisors is an integer number (100898372890).

Almost surely, 2^400710680767 is an apocalyptic number.

400710680767 is a deficient number, since it is larger than the sum of its proper divisors (2882810793).

400710680767 is a wasteful number, since it uses less digits than its factorization.

400710680767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882810792.

The product of its (nonzero) digits is 395136, while the sum is 46.

The spelling of 400710680767 in words is "four hundred billion, seven hundred ten million, six hundred eighty thousand, seven hundred sixty-seven".