749297848018 has 8 divisors (see below), whose sum is σ = 1123961823180. Its totient is φ = 374643906960.

The previous prime is 749297848009. The next prime is 749297848021. The reversal of 749297848018 is 810848792947.

It can be written as a sum of positive squares in 2 ways, for example, as 747268615809 + 2029232209 = 864447^2 + 45047^2 .

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

It is a super-2 number, since 2×749297848018² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2318973 + ... + 2622256.

Almost surely, 2^749297848018 is an apocalyptic number.

749297848018 is a deficient number, since it is larger than the sum of its proper divisors (374663975162).

749297848018 is a wasteful number, since it uses less digits than its factorization.

749297848018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5017052.

The product of its (nonzero) digits is 65028096, while the sum is 67.

The spelling of 749297848018 in words is "seven hundred forty-nine billion, two hundred ninety-seven million, eight hundred forty-eight thousand, eighteen".