5749649620785 has 256 divisors, whose sum is σ = 12017793761280. Its totient is φ = 2553713360640.

The previous prime is 5749649620769. The next prime is 5749649620787. The reversal of 5749649620785 is 5870269469475.

5749649620785 is a `hidden beast` number, since 5 + 7 + 49 + 6 + 496 + 20 + 78 + 5 = 666.

It is not a de Polignac number, because 5749649620785 - 2⁴ = 5749649620769 is a prime.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (5749649620787) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 4910033250 + ... + 4910034420.

It is an arithmetic number, because the mean of its divisors is an integer number (46944506880).

Almost surely, 2^{5749649620785} is an apocalyptic number.

It is an amenable number.

5749649620785 is an abundant number, since it is smaller than the sum of its proper divisors (6268144140495).

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

5749649620785 is a wasteful number, since it uses less digits than its factorization.

5749649620785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953 (or 1947 counting only the distinct ones).

The product of its (nonzero) digits is 914457600, while the sum is 72.

The spelling of 5749649620785 in words is "five trillion, seven hundred forty-nine billion, six hundred forty-nine million, six hundred twenty thousand, seven hundred eighty-five".