740432797679 has 4 divisors (see below), whose sum is σ = 740916426120. Its totient is φ = 739949169240.

The previous prime is 740432797669. The next prime is 740432797763. The reversal of 740432797679 is 976797234047.

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 740432797679 - 2³² = 736137830383 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 (740432797669) 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, 241811924 + ... + 241814985.

It is an arithmetic number, because the mean of its divisors is an integer number (185229106530).

Almost surely, 2^740432797679 is an apocalyptic number.

740432797679 is a deficient number, since it is larger than the sum of its proper divisors (483628441).

740432797679 is a wasteful number, since it uses less digits than its factorization.

740432797679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483628440.

The product of its (nonzero) digits is 112021056, while the sum is 65.

The spelling of 740432797679 in words is "seven hundred forty billion, four hundred thirty-two million, seven hundred ninety-seven thousand, six hundred seventy-nine".