80226742365 has 48 divisors (see below), whose sum is σ = 173373123456. Its totient is φ = 33340982400.

The previous prime is 80226742303. The next prime is 80226742457. The reversal of 80226742365 is 56324762208.

It is not a de Polignac number, because 80226742365 - 2¹⁸ = 80226480221 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 80226742365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11573266 + ... + 11580195.

It is an arithmetic number, because the mean of its divisors is an integer number (3611940072).

Almost surely, 2^80226742365 is an apocalyptic number.

It is an amenable number.

80226742365 is an abundant number, since it is smaller than the sum of its proper divisors (93146381091).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80226742365 is a wasteful number, since it uses less digits than its factorization.

80226742365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23153490 (or 23153487 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 80226742365 in words is "eighty billion, two hundred twenty-six million, seven hundred forty-two thousand, three hundred sixty-five".