754349943457 has 16 divisors (see below), whose sum is σ = 866410211520. Its totient is φ = 649551096000.

The previous prime is 754349943449. The next prime is 754349943481.

It is a happy number.

754349943457 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 754349943457 - 2³ = 754349943449 is a prime.

It is a super-2 number, since 2×754349943457² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (754349943427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 712323 + ... + 1419895.

It is an arithmetic number, because the mean of its divisors is an integer number (54150638220).

Almost surely, 2^754349943457 is an apocalyptic number.

It is an amenable number.

754349943457 is a deficient number, since it is larger than the sum of its proper divisors (112060268063).

754349943457 is a wasteful number, since it uses less digits than its factorization.

754349943457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712704.

The product of its digits is 228614400, while the sum is 64.

The spelling of 754349943457 in words is "seven hundred fifty-four billion, three hundred forty-nine million, nine hundred forty-three thousand, four hundred fifty-seven".