4077311730981 has 4 divisors (see below), whose sum is σ = 5436415641312. Its totient is φ = 2718207820652.

The previous prime is 4077311730917. The next prime is 4077311730983. The reversal of 4077311730981 is 1890371137704.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4077311730981 - 2⁶ = 4077311730917 is a prime.

It is a super-2 number, since 2×4077311730981² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4077311730983) 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, 679551955161 + ... + 679551955166.

It is an arithmetic number, because the mean of its divisors is an integer number (1359103910328).

Almost surely, 2^{4077311730981} is an apocalyptic number.

It is an amenable number.

4077311730981 is a deficient number, since it is larger than the sum of its proper divisors (1359103910331).

4077311730981 is a wasteful number, since it uses less digits than its factorization.

4077311730981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359103910330.

The product of its (nonzero) digits is 889056, while the sum is 51.

The spelling of 4077311730981 in words is "four trillion, seventy-seven billion, three hundred eleven million, seven hundred thirty thousand, nine hundred eighty-one".