80723350919554 has 16 divisors (see below), whose sum is σ = 138383204476608. Its totient is φ = 34595642526192.

The previous prime is 80723350919521. The next prime is 80723350919579. The reversal of 80723350919554 is 45591905332708.

It is a junction number, because it is equal to n+sod(n) for n = 80723350919492 and 80723350919501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58057 + ... + 12706300.

It is an arithmetic number, because the mean of its divisors is an integer number (8648950279788).

Almost surely, 2^{80723350919554} is an apocalyptic number.

80723350919554 is a deficient number, since it is larger than the sum of its proper divisors (57659853557054).

80723350919554 is a wasteful number, since it uses less digits than its factorization.

80723350919554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13216089.

The product of its (nonzero) digits is 40824000, while the sum is 61.

The spelling of 80723350919554 in words is "eighty trillion, seven hundred twenty-three billion, three hundred fifty million, nine hundred nineteen thousand, five hundred fifty-four".