1072555887530 has 32 divisors (see below), whose sum is σ = 2033340183360. Its totient is φ = 406216425600.

The previous prime is 1072555887517. The next prime is 1072555887569. The reversal of 1072555887530 is 357885552701.

1072555887530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1072555887530² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1225004 + ... + 1909383.

It is an arithmetic number, because the mean of its divisors is an integer number (63541880730).

Almost surely, 2^{1072555887530} is an apocalyptic number.

1072555887530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1072555887530 is a deficient number, since it is larger than the sum of its proper divisors (960784295830).

1072555887530 is a wasteful number, since it uses less digits than its factorization.

1072555887530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3136214.

The product of its (nonzero) digits is 11760000, while the sum is 56.

The spelling of 1072555887530 in words is "one trillion, seventy-two billion, five hundred fifty-five million, eight hundred eighty-seven thousand, five hundred thirty".