740675313981 has 12 divisors (see below), whose sum is σ = 1069871809500. Its totient is φ = 493780096320.

The previous prime is 740675313941. The next prime is 740675313991. The reversal of 740675313981 is 189313576047.

740675313981 is a `hidden beast` number, since 7 + 40 + 67 + 531 + 3 + 9 + 8 + 1 = 666.

740675313981 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 159560302500 + 581115011481 = 399450^2 + 762309^2 .

It is not a de Polignac number, because 740675313981 - 2¹⁴ = 740675297597 is a prime.

It is a super-2 number, since 2×740675313981² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740675313941) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2312395 + ... + 2613143.

It is an arithmetic number, because the mean of its divisors is an integer number (89155984125).

Almost surely, 2^740675313981 is an apocalyptic number.

It is an amenable number.

740675313981 is a deficient number, since it is larger than the sum of its proper divisors (329196495519).

740675313981 is a wasteful number, since it uses less digits than its factorization.

740675313981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574396 (or 574393 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The spelling of 740675313981 in words is "seven hundred forty billion, six hundred seventy-five million, three hundred thirteen thousand, nine hundred eighty-one".