8432372880461 has 4 divisors (see below), whose sum is σ = 8440260975900. Its totient is φ = 8424484785024.

The previous prime is 8432372880457. The next prime is 8432372880467. The reversal of 8432372880461 is 1640882732348.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1753280533225 + 6679092347236 = 1324115^2 + 2584394^2 .

It is a cyclic number.

It is not a de Polignac number, because 8432372880461 - 2² = 8432372880457 is a prime.

It is a super-2 number, since 2×8432372880461² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8432372880397 and 8432372880406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8432372880467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3944046116 + ... + 3944048253.

It is an arithmetic number, because the mean of its divisors is an integer number (2110065243975).

Almost surely, 2^{8432372880461} is an apocalyptic number.

It is an amenable number.

8432372880461 is a deficient number, since it is larger than the sum of its proper divisors (7888095439).

8432372880461 is a wasteful number, since it uses less digits than its factorization.

8432372880461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7888095438.

The product of its (nonzero) digits is 12386304, while the sum is 56.

The spelling of 8432372880461 in words is "eight trillion, four hundred thirty-two billion, three hundred seventy-two million, eight hundred eighty thousand, four hundred sixty-one".