45450547515 has 12 divisors (see below), whose sum is σ = 78780949104. Its totient is φ = 24240291984.

The previous prime is 45450547487. The next prime is 45450547537. The reversal of 45450547515 is 51574505454.

45450547515 is a `hidden beast` number, since 4 + 5 + 4 + 50 + 547 + 51 + 5 = 666.

It is not a de Polignac number, because 45450547515 - 2⁶ = 45450547451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1010012167 = 45450547515 / (4 + 5 + 4 + 5 + 0 + 5 + 4 + 7 + 5 + 1 + 5).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505006039 + ... + 505006128.

It is an arithmetic number, because the mean of its divisors is an integer number (6565079092).

Almost surely, 2^45450547515 is an apocalyptic number.

45450547515 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45450547515 is a deficient number, since it is larger than the sum of its proper divisors (33330401589).

45450547515 is a wasteful number, since it uses less digits than its factorization.

45450547515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010012178 (or 1010012175 counting only the distinct ones).

The product of its (nonzero) digits is 1400000, while the sum is 45.

The spelling of 45450547515 in words is "forty-five billion, four hundred fifty million, five hundred forty-seven thousand, five hundred fifteen".