1055507077752 has 32 divisors (see below), whose sum is σ = 2670560081280. Its totient is φ = 347596707680.

The previous prime is 1055507077717. The next prime is 1055507077759. The reversal of 1055507077752 is 2577707055501.

It is a happy number.

It is a super-2 number, since 2×1055507077752² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055507077695 and 1055507077704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055507077759) by changing a digit.

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, 264934524 + ... + 264938507.

It is an arithmetic number, because the mean of its divisors is an integer number (83455002540).

Almost surely, 2^{1055507077752} is an apocalyptic number.

1055507077752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1055507077752 is an abundant number, since it is smaller than the sum of its proper divisors (1615053003528).

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

1055507077752 is a wasteful number, since it uses less digits than its factorization.

1055507077752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529873123 (or 529873119 counting only the distinct ones).

The product of its (nonzero) digits is 3001250, while the sum is 51.

The spelling of 1055507077752 in words is "one trillion, fifty-five billion, five hundred seven million, seventy-seven thousand, seven hundred fifty-two".