740432689351 has 4 divisors (see below), whose sum is σ = 741733977600. Its totient is φ = 739131401104.

The previous prime is 740432689307. The next prime is 740432689379. The reversal of 740432689351 is 153986234047.

It is a happy number.

740432689351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 153986234047 = 351077 ⋅438611.

It is a cyclic number.

It is not a de Polignac number, because 740432689351 - 2¹³ = 740432681159 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 (740432689301) 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, 650643271 + ... + 650644408.

It is an arithmetic number, because the mean of its divisors is an integer number (185433494400).

It is a 1-persistent number, because it is pandigital, but 2⋅740432689351 = 1480865378702 is not.

Almost surely, 2^740432689351 is an apocalyptic number.

740432689351 is a deficient number, since it is larger than the sum of its proper divisors (1301288249).

740432689351 is a wasteful number, since it uses less digits than its factorization.

740432689351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301288248.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 740432689351 in words is "seven hundred forty billion, four hundred thirty-two million, six hundred eighty-nine thousand, three hundred fifty-one".