1019374545720 has 64 divisors (see below), whose sum is σ = 3219077520000. Its totient is φ = 257526200448.

The previous prime is 1019374545649. The next prime is 1019374545733. The reversal of 1019374545720 is 275454739101.

It is a self number, because there is not a number n which added to its sum of digits gives 1019374545720.

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 15 ways as a sum of consecutive naturals, for example, 223544770 + ... + 223549329.

It is an arithmetic number, because the mean of its divisors is an integer number (50298086250).

Almost surely, 2^{1019374545720} is an apocalyptic number.

1019374545720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1019374545720 is an abundant number, since it is smaller than the sum of its proper divisors (2199702974280).

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

1019374545720 is a wasteful number, since it uses less digits than its factorization.

1019374545720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447094132 (or 447094128 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 48.

The spelling of 1019374545720 in words is "one trillion, nineteen billion, three hundred seventy-four million, five hundred forty-five thousand, seven hundred twenty".