81160703298922 has 32 divisors (see below), whose sum is σ = 134158711579200. Its totient is φ = 36586563632640.

The previous prime is 81160703298869. The next prime is 81160703298931. The reversal of 81160703298922 is 22989230706118.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37140954 + ... + 39265402.

It is an arithmetic number, because the mean of its divisors is an integer number (4192459736850).

Almost surely, 2^{81160703298922} is an apocalyptic number.

81160703298922 is a deficient number, since it is larger than the sum of its proper divisors (52998008280278).

81160703298922 is a wasteful number, since it uses less digits than its factorization.

81160703298922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158678.

The product of its (nonzero) digits is 5225472, while the sum is 58.

The spelling of 81160703298922 in words is "eighty-one trillion, one hundred sixty billion, seven hundred three million, two hundred ninety-eight thousand, nine hundred twenty-two".