740182674640 has 20 divisors (see below), whose sum is σ = 1720924718724. Its totient is φ = 296073069824.

The previous prime is 740182674617. The next prime is 740182674641. The reversal of 740182674640 is 46476281047.

It can be written as a sum of positive squares in 2 ways, for example, as 78413440576 + 661769234064 = 280024^2 + 813492^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740182674641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4626141637 + ... + 4626141796.

Almost surely, 2^740182674640 is an apocalyptic number.

It is an amenable number.

740182674640 is an abundant number, since it is smaller than the sum of its proper divisors (980742044084).

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

740182674640 is a wasteful number, since it uses less digits than its factorization.

740182674640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9252283446 (or 9252283440 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 49.

The spelling of 740182674640 in words is "seven hundred forty billion, one hundred eighty-two million, six hundred seventy-four thousand, six hundred forty".