80246120016437 has 4 divisors (see below), whose sum is σ = 80777551274976. Its totient is φ = 79714688757900.

The previous prime is 80246120016431. The next prime is 80246120016449. The reversal of 80246120016437 is 73461002164208.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80246120016437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80246120016431) 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, 265715629043 + ... + 265715629344.

It is an arithmetic number, because the mean of its divisors is an integer number (20194387818744).

Almost surely, 2^{80246120016437} is an apocalyptic number.

It is an amenable number.

80246120016437 is a deficient number, since it is larger than the sum of its proper divisors (531431258539).

80246120016437 is a wasteful number, since it uses less digits than its factorization.

80246120016437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531431258538.

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 80246120016437 in words is "eighty trillion, two hundred forty-six billion, one hundred twenty million, sixteen thousand, four hundred thirty-seven".