45534045197 has 4 divisors (see below), whose sum is σ = 45702067776. Its totient is φ = 45366022620.

The previous prime is 45534045191. The next prime is 45534045211. The reversal of 45534045197 is 79154043554.

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-45534045197 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 (45534045191) 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, 84010883 + ... + 84011424.

It is an arithmetic number, because the mean of its divisors is an integer number (11425516944).

Almost surely, 2^45534045197 is an apocalyptic number.

It is an amenable number.

45534045197 is a deficient number, since it is larger than the sum of its proper divisors (168022579).

45534045197 is a wasteful number, since it uses less digits than its factorization.

45534045197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168022578.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 45534045197 in words is "forty-five billion, five hundred thirty-four million, forty-five thousand, one hundred ninety-seven".