740344618944 has 420 divisors, whose sum is σ = 2579322182976. Its totient is φ = 209339375616.

The previous prime is 740344618889. The next prime is 740344618991. The reversal of 740344618944 is 449816443047.

It is a happy number.

740344618944 is a `hidden beast` number, since 74 + 0 + 34 + 461 + 89 + 4 + 4 = 666.

It is a super-2 number, since 2×740344618944² (a number of 25 digits) contains 22 as substring.

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 59 ways as a sum of consecutive naturals, for example, 24624529 + ... + 24654575.

Almost surely, 2^740344618944 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 740344618944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1289661091488).

740344618944 is an abundant number, since it is smaller than the sum of its proper divisors (1838977564032).

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

740344618944 is a wasteful number, since it uses less digits than its factorization.

740344618944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30182 (or 30156 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 54.

The spelling of 740344618944 in words is "seven hundred forty billion, three hundred forty-four million, six hundred eighteen thousand, nine hundred forty-four".