3641230135731 has 4 divisors (see below), whose sum is σ = 4854973514312. Its totient is φ = 2427486757152.

The previous prime is 3641230135661. The next prime is 3641230135733. The reversal of 3641230135731 is 1375310321463.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3641230135731 - 2²⁵ = 3641196581299 is a prime.

It is a super-2 number, since 2×3641230135731² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3641230135731.

It is not an unprimeable number, because it can be changed into a prime (3641230135733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606871689286 + ... + 606871689291.

It is an arithmetic number, because the mean of its divisors is an integer number (1213743378578).

Almost surely, 2^{3641230135731} is an apocalyptic number.

3641230135731 is a deficient number, since it is larger than the sum of its proper divisors (1213743378581).

3641230135731 is a wasteful number, since it uses less digits than its factorization.

3641230135731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213743378580.

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 3641230135731 in words is "three trillion, six hundred forty-one billion, two hundred thirty million, one hundred thirty-five thousand, seven hundred thirty-one".