45162147078443 has 4 divisors (see below), whose sum is σ = 45174129609960. Its totient is φ = 45150164546928.

The previous prime is 45162147078437. The next prime is 45162147078481. The reversal of 45162147078443 is 34487074126154.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 45162147078443 - 2¹² = 45162147074347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45162147078943) 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, 5991260105 + ... + 5991267642.

It is an arithmetic number, because the mean of its divisors is an integer number (11293532402490).

Almost surely, 2^{45162147078443} is an apocalyptic number.

45162147078443 is a deficient number, since it is larger than the sum of its proper divisors (11982531517).

45162147078443 is a wasteful number, since it uses less digits than its factorization.

45162147078443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11982531516.

The product of its (nonzero) digits is 18063360, while the sum is 56.

The spelling of 45162147078443 in words is "forty-five trillion, one hundred sixty-two billion, one hundred forty-seven million, seventy-eight thousand, four hundred forty-three".