45528972190867 has 4 divisors (see below), whose sum is σ = 49667969662776. Its totient is φ = 41389974718960.

The previous prime is 45528972190853. The next prime is 45528972190909. The reversal of 45528972190867 is 76809127982554.

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 45528972190867 - 2²⁷ = 45528837973139 is a prime.

It is a super-3 number, since 3×45528972190867³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45528972190867.

It is not an unprimeable number, because it can be changed into a prime (45528972190267) 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, 2069498735938 + ... + 2069498735959.

It is an arithmetic number, because the mean of its divisors is an integer number (12416992415694).

Almost surely, 2^{45528972190867} is an apocalyptic number.

45528972190867 is a deficient number, since it is larger than the sum of its proper divisors (4138997471909).

45528972190867 is a wasteful number, since it uses less digits than its factorization.

45528972190867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138997471908.

The product of its (nonzero) digits is 609638400, while the sum is 73.

The spelling of 45528972190867 in words is "forty-five trillion, five hundred twenty-eight billion, nine hundred seventy-two million, one hundred ninety thousand, eight hundred sixty-seven".