749211279903 has 24 divisors (see below), whose sum is σ = 1162954838448. Its totient is φ = 463077027072.

The previous prime is 749211279889. The next prime is 749211279911. The reversal of 749211279903 is 309972112947.

It is a happy number.

749211279903 is a `hidden beast` number, since 74 + 9 + 211 + 279 + 90 + 3 = 666.

It is not a de Polignac number, because 749211279903 - 2¹⁸ = 749211017759 is a prime.

It is a super-2 number, since 2×749211279903² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 749211279903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749211278903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36533076 + ... + 36553577.

It is an arithmetic number, because the mean of its divisors is an integer number (48456451602).

Almost surely, 2^749211279903 is an apocalyptic number.

749211279903 is a deficient number, since it is larger than the sum of its proper divisors (413743558545).

749211279903 is a wasteful number, since it uses less digits than its factorization.

749211279903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73086743 (or 73086740 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 54.

The spelling of 749211279903 in words is "seven hundred forty-nine billion, two hundred eleven million, two hundred seventy-nine thousand, nine hundred three".