740634081201 has 81 divisors (see below), whose sum is σ = 1259494491801. Its totient is φ = 418169468304.

The previous prime is 740634081199. The next prime is 740634081217. The reversal of 740634081201 is 102180436047.

The square root of 740634081201 is 860601.

It is a perfect power (a square), and thus also a powerful number.

740634081201 is a `hidden beast` number, since 7 + 4 + 0 + 634 + 0 + 8 + 12 + 0 + 1 = 666.

It is not a de Polignac number, because 740634081201 - 2¹ = 740634081199 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (740634081281) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1933770256 + ... + 1933770638.

Almost surely, 2^740634081201 is an apocalyptic number.

740634081201 is the 860601-st square number.

740634081201 is the 430301-st centered octagonal number.

It is an amenable number.

740634081201 is a deficient number, since it is larger than the sum of its proper divisors (518860410600).

740634081201 is an equidigital number, since it uses as much as digits as its factorization.

740634081201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

Multiplying 740634081201 by its sum of digits (36), we get a square (26662826923236 = 5163606²).

The spelling of 740634081201 in words is "seven hundred forty billion, six hundred thirty-four million, eighty-one thousand, two hundred one".