2045452141020 has 24 divisors (see below), whose sum is σ = 5727265995024. Its totient is φ = 545453904256.

The previous prime is 2045452140997. The next prime is 2045452141067. The reversal of 2045452141020 is 201412545402.

It is a super-2 number, since 2×2045452141020² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17045434449 + ... + 17045434568.

It is an arithmetic number, because the mean of its divisors is an integer number (238636083126).

Almost surely, 2^{2045452141020} is an apocalyptic number.

2045452141020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045452141020 is an abundant number, since it is smaller than the sum of its proper divisors (3681813854004).

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

2045452141020 is a wasteful number, since it uses less digits than its factorization.

2045452141020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34090869029 (or 34090869027 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 2045452141020 its reverse (201412545402), we get a palindrome (2246864686422).

The spelling of 2045452141020 in words is "two trillion, forty-five billion, four hundred fifty-two million, one hundred forty-one thousand, twenty".