740744580636 has 96 divisors (see below), whose sum is σ = 1950748289280. Its totient is φ = 243048641472.

The previous prime is 740744580607. The next prime is 740744580677. The reversal of 740744580636 is 636085447047.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1610151 + ... + 2018433.

It is an arithmetic number, because the mean of its divisors is an integer number (20320294680).

Almost surely, 2^740744580636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740744580636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (975374144640).

740744580636 is an abundant number, since it is smaller than the sum of its proper divisors (1210003708644).

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

740744580636 is a wasteful number, since it uses less digits than its factorization.

740744580636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408560 (or 408552 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 54.

The spelling of 740744580636 in words is "seven hundred forty billion, seven hundred forty-four million, five hundred eighty thousand, six hundred thirty-six".