740066647320 has 1536 divisors, whose sum is σ = 3320247490560. Its totient is φ = 138018816000.

The previous prime is 740066647277. The next prime is 740066647339. The reversal of 740066647320 is 23746660047.

740066647320 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 2879636632 + ... + 2879636888.

It is an arithmetic number, because the mean of its divisors is an integer number (2161619460).

Almost surely, 2^740066647320 is an apocalyptic number.

740066647320 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740066647320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1660123745280).

740066647320 is an abundant number, since it is smaller than the sum of its proper divisors (2580180843240).

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

740066647320 is a wasteful number, since it uses less digits than its factorization.

740066647320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 45.

The spelling of 740066647320 in words is "seven hundred forty billion, sixty-six million, six hundred forty-seven thousand, three hundred twenty".