1545051542020 has 96 divisors (see below), whose sum is σ = 3873971162880. Its totient is φ = 506401190400.

The previous prime is 1545051542017. The next prime is 1545051542039. The reversal of 1545051542020 is 202451505451.

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, 1473874 + ... + 2293993.

It is an arithmetic number, because the mean of its divisors is an integer number (40353866280).

Almost surely, 2^{1545051542020} is an apocalyptic number.

1545051542020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1545051542020 is an abundant number, since it is smaller than the sum of its proper divisors (2328919620860).

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

1545051542020 is a wasteful number, since it uses less digits than its factorization.

1545051542020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768013 (or 3768011 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 1545051542020 in words is "one trillion, five hundred forty-five billion, fifty-one million, five hundred forty-two thousand, twenty".