10400772743 has 2 divisors, whose sum is σ = 10400772744. Its totient is φ = 10400772742.

The previous prime is 10400772719. The next prime is 10400772749. The reversal of 10400772743 is 34727700401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10400772743 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10400772749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200386371 + 5200386372.

It is an arithmetic number, because the mean of its divisors is an integer number (5200386372).

Almost surely, 2^10400772743 is an apocalyptic number.

10400772743 is a deficient number, since it is larger than the sum of its proper divisors (1).

10400772743 is an equidigital number, since it uses as much as digits as its factorization.

10400772743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32928, while the sum is 35.

The spelling of 10400772743 in words is "ten billion, four hundred million, seven hundred seventy-two thousand, seven hundred forty-three".