13757093649 has 24 divisors (see below), whose sum is σ = 22069243680. Its totient is φ = 8465900976.

The previous prime is 13757093639. The next prime is 13757093663. The reversal of 13757093649 is 94639075731.

It is a happy number.

13757093649 is a `hidden beast` number, since 1 + 3 + 7 + 570 + 9 + 3 + 64 + 9 = 666.

It is not a de Polignac number, because 13757093649 - 2⁷ = 13757093521 is a prime.

It is a super-2 number, since 2×13757093649² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13757093595 and 13757093604.

It is not an unprimeable number, because it can be changed into a prime (13757093639) 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 23 ways as a sum of consecutive naturals, for example, 1502899 + ... + 1512024.

It is an arithmetic number, because the mean of its divisors is an integer number (919551820).

Almost surely, 2^13757093649 is an apocalyptic number.

It is an amenable number.

13757093649 is a deficient number, since it is larger than the sum of its proper divisors (8312150031).

13757093649 is a wasteful number, since it uses less digits than its factorization.

13757093649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014958 (or 3014939 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 54.

The spelling of 13757093649 in words is "thirteen billion, seven hundred fifty-seven million, ninety-three thousand, six hundred forty-nine".