45403173937982 has 16 divisors (see below), whose sum is σ = 81930539437440. Its totient is φ = 18434371373208.

The previous prime is 45403173937981. The next prime is 45403173938047. The reversal of 45403173937982 is 28973937130454.

It is a super-2 number, since 2×45403173937982² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45403173937981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85344311648 + ... + 85344312179.

It is an arithmetic number, because the mean of its divisors is an integer number (5120658714840).

Almost surely, 2^{45403173937982} is an apocalyptic number.

45403173937982 is a deficient number, since it is larger than the sum of its proper divisors (36527365499458).

45403173937982 is a wasteful number, since it uses less digits than its factorization.

45403173937982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170688623855.

The product of its (nonzero) digits is 137168640, while the sum is 65.

The spelling of 45403173937982 in words is "forty-five trillion, four hundred three billion, one hundred seventy-three million, nine hundred thirty-seven thousand, nine hundred eighty-two".