45197717527 has 8 divisors (see below), whose sum is σ = 45249821072. Its totient is φ = 45145641600.

The previous prime is 45197717491. The next prime is 45197717563. The reversal of 45197717527 is 72571779154.

It is an interprime number because it is at equal distance from previous prime (45197717491) and next prime (45197717563).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45197717527 - 2¹⁵ = 45197684759 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 (45197717027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5637952 + ... + 5645962.

It is an arithmetic number, because the mean of its divisors is an integer number (5656227634).

Almost surely, 2^45197717527 is an apocalyptic number.

45197717527 is a deficient number, since it is larger than the sum of its proper divisors (52103545).

45197717527 is a wasteful number, since it uses less digits than its factorization.

45197717527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13809.

The product of its digits is 4321800, while the sum is 55.

The spelling of 45197717527 in words is "forty-five billion, one hundred ninety-seven million, seven hundred seventeen thousand, five hundred twenty-seven".