45448605568146 has 64 divisors (see below), whose sum is σ = 100369605966336. Its totient is φ = 13604433696000.

The previous prime is 45448605568139. The next prime is 45448605568159. The reversal of 45448605568146 is 64186550684454.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38070421 + ... + 39246071.

It is an arithmetic number, because the mean of its divisors is an integer number (1568275093224).

Almost surely, 2^{45448605568146} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45448605568146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50184802983168).

45448605568146 is an abundant number, since it is smaller than the sum of its proper divisors (54921000398190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45448605568146 is a wasteful number, since it uses less digits than its factorization.

45448605568146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182807.

The product of its (nonzero) digits is 442368000, while the sum is 66.

The spelling of 45448605568146 in words is "forty-five trillion, four hundred forty-eight billion, six hundred five million, five hundred sixty-eight thousand, one hundred forty-six".