736681012274 has 4 divisors (see below), whose sum is σ = 1105021518414. Its totient is φ = 368340506136.

The previous prime is 736681012271. The next prime is 736681012303. The reversal of 736681012274 is 472210186637.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 472210186637 = 7 ⋅67458598091.

It can be written as a sum of positive squares in only one way, i.e., 384964407025 + 351716605249 = 620455^2 + 593057^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (736681012271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184170253067 + ... + 184170253070.

Almost surely, 2^736681012274 is an apocalyptic number.

736681012274 is a deficient number, since it is larger than the sum of its proper divisors (368340506140).

736681012274 is a wasteful number, since it uses less digits than its factorization.

736681012274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368340506139.

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 736681012274 in words is "seven hundred thirty-six billion, six hundred eighty-one million, twelve thousand, two hundred seventy-four".