1040726260758 has 16 divisors (see below), whose sum is σ = 2081462540976. Its totient is φ = 346907083680.

The previous prime is 1040726260741. The next prime is 1040726260799. The reversal of 1040726260758 is 8570626270401.

It is a super-2 number, since 2×1040726260758² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2108560 + ... + 2554892.

It is an arithmetic number, because the mean of its divisors is an integer number (130091408811).

Almost surely, 2^{1040726260758} is an apocalyptic number.

1040726260758 is an abundant number, since it is smaller than the sum of its proper divisors (1040736280218).

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

1040726260758 is a wasteful number, since it uses less digits than its factorization.

1040726260758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834959.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 1040726260758 in words is "one trillion, forty billion, seven hundred twenty-six million, two hundred sixty thousand, seven hundred fifty-eight".