45020000551040 has 32 divisors (see below), whose sum is σ = 107625938818860. Its totient is φ = 18008000220160.

The previous prime is 45020000551039. The next prime is 45020000551049. The reversal of 45020000551040 is 4015500002054.

It can be written as a sum of positive squares in 2 ways, for example, as 45019698347584 + 302203456 = 6709672^2 + 17384^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (45020000551049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35171874791 + ... + 35171876070.

Almost surely, 2^{45020000551040} is an apocalyptic number.

45020000551040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45020000551040 is an abundant number, since it is smaller than the sum of its proper divisors (62605938267820).

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

45020000551040 is an equidigital number, since it uses as much as digits as its factorization.

45020000551040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70343750880 (or 70343750868 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

Adding to 45020000551040 its reverse (4015500002054), we get a palindrome (49035500553094).

The spelling of 45020000551040 in words is "forty-five trillion, twenty billion, five hundred fifty-one thousand, forty".