1434772771681 has 8 divisors (see below), whose sum is σ = 1453349044224. Its totient is φ = 1416273740160.

The previous prime is 1434772771667. The next prime is 1434772771687. The reversal of 1434772771681 is 1861772774341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1434772771681 is a prime.

It is a super-2 number, since 2×1434772771681² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1434772771687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19272865 + ... + 19347166.

It is an arithmetic number, because the mean of its divisors is an integer number (181668630528).

Almost surely, 2^{1434772771681} is an apocalyptic number.

It is an amenable number.

1434772771681 is a deficient number, since it is larger than the sum of its proper divisors (18576272543).

1434772771681 is an equidigital number, since it uses as much as digits as its factorization.

1434772771681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38620511.

The product of its digits is 11063808, while the sum is 58.

The spelling of 1434772771681 in words is "one trillion, four hundred thirty-four billion, seven hundred seventy-two million, seven hundred seventy-one thousand, six hundred eighty-one".