742352253247 has 8 divisors (see below), whose sum is σ = 810012551040. Its totient is φ = 674720910360.

The previous prime is 742352253221. The next prime is 742352253287.

742352253247 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 742352253247 - 2⁷ = 742352253119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 742352253197 and 742352253206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742352253287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7185097 + ... + 7287682.

It is an arithmetic number, because the mean of its divisors is an integer number (101251568880).

Almost surely, 2^742352253247 is an apocalyptic number.

742352253247 is a deficient number, since it is larger than the sum of its proper divisors (67660297793).

742352253247 is a wasteful number, since it uses less digits than its factorization.

742352253247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14477453.

The product of its digits is 2822400, while the sum is 46.

It can be divided in two parts, 742352 and 253247, that added together give a palindrome (995599).

The spelling of 742352253247 in words is "seven hundred forty-two billion, three hundred fifty-two million, two hundred fifty-three thousand, two hundred forty-seven".