1057276445720 has 64 divisors (see below), whose sum is σ = 2600738634240. Its totient is φ = 383633712000.

The previous prime is 1057276445713. The next prime is 1057276445723. The reversal of 1057276445720 is 275446727501.

It is a super-2 number, since 2×1057276445720² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057276445723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2391206 + ... + 2798645.

It is an arithmetic number, because the mean of its divisors is an integer number (40636541160).

Almost surely, 2^{1057276445720} is an apocalyptic number.

1057276445720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1057276445720 is an abundant number, since it is smaller than the sum of its proper divisors (1543462188520).

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

1057276445720 is a wasteful number, since it uses less digits than its factorization.

1057276445720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5190336 (or 5190332 counting only the distinct ones).

The product of its (nonzero) digits is 3292800, while the sum is 50.

The spelling of 1057276445720 in words is "one trillion, fifty-seven billion, two hundred seventy-six million, four hundred forty-five thousand, seven hundred twenty".