43276073461 has 2 divisors, whose sum is σ = 43276073462. Its totient is φ = 43276073460.

The previous prime is 43276073437. The next prime is 43276073479. The reversal of 43276073461 is 16437067234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43048365361 + 227708100 = 207481^2 + 15090^2 .

It is a cyclic number.

It is not a de Polignac number, because 43276073461 - 2²³ = 43267684853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43276073761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21638036730 + 21638036731.

It is an arithmetic number, because the mean of its divisors is an integer number (21638036731).

Almost surely, 2^43276073461 is an apocalyptic number.

It is an amenable number.

43276073461 is a deficient number, since it is larger than the sum of its proper divisors (1).

43276073461 is an equidigital number, since it uses as much as digits as its factorization.

43276073461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 43.

The spelling of 43276073461 in words is "forty-three billion, two hundred seventy-six million, seventy-three thousand, four hundred sixty-one".