740734066674 has 32 divisors (see below), whose sum is σ = 1881229376640. Its totient is φ = 211638304656.

The previous prime is 740734066627. The next prime is 740734066679. The reversal of 740734066674 is 476660437047.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 740734066674.

It is not an unprimeable number, because it can be changed into a prime (740734066679) 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, 979806589 + ... + 979807344.

It is an arithmetic number, because the mean of its divisors is an integer number (58788418020).

Almost surely, 2^740734066674 is an apocalyptic number.

740734066674 is an abundant number, since it is smaller than the sum of its proper divisors (1140495309966).

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

740734066674 is a wasteful number, since it uses less digits than its factorization.

740734066674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1959613951 (or 1959613945 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 54.

The spelling of 740734066674 in words is "seven hundred forty billion, seven hundred thirty-four million, sixty-six thousand, six hundred seventy-four".