740979091040 has 96 divisors (see below), whose sum is σ = 1798768671840. Its totient is φ = 288237809664.

The previous prime is 740979091033. The next prime is 740979091049. The reversal of 740979091040 is 40190979047.

It is a self number, because there is not a number n which added to its sum of digits gives 740979091040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740979091049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12301316 + ... + 12361404.

It is an arithmetic number, because the mean of its divisors is an integer number (18737173665).

Almost surely, 2^740979091040 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 740979091040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (899384335920).

740979091040 is an abundant number, since it is smaller than the sum of its proper divisors (1057789580800).

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

740979091040 is a wasteful number, since it uses less digits than its factorization.

740979091040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62224 (or 62216 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 50.

The spelling of 740979091040 in words is "seven hundred forty billion, nine hundred seventy-nine million, ninety-one thousand, forty".