749903601144 has 16 divisors (see below), whose sum is σ = 1874759002920. Its totient is φ = 249967867040.

The previous prime is 749903601137. The next prime is 749903601149. The reversal of 749903601144 is 441106309947.

It is a super-2 number, since 2×749903601144² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 749903601093 and 749903601102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749903601149) 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, 15622991667 + ... + 15622991714.

Almost surely, 2^749903601144 is an apocalyptic number.

It is an amenable number.

749903601144 is an abundant number, since it is smaller than the sum of its proper divisors (1124855401776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

749903601144 is a wasteful number, since it uses less digits than its factorization.

749903601144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31245983390 (or 31245983386 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 749903601144 in words is "seven hundred forty-nine billion, nine hundred three million, six hundred one thousand, one hundred forty-four".