1076220772521 has 16 divisors (see below), whose sum is σ = 1448268360000. Its totient is φ = 710828146368.

The previous prime is 1076220772499. The next prime is 1076220772547. The reversal of 1076220772521 is 1252770226701.

It is a happy number.

It is not a de Polignac number, because 1076220772521 - 2⁶ = 1076220772457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1076220772321) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3276435 + ... + 3589911.

It is an arithmetic number, because the mean of its divisors is an integer number (90516772500).

Almost surely, 2^{1076220772521} is an apocalyptic number.

It is an amenable number.

1076220772521 is a deficient number, since it is larger than the sum of its proper divisors (372047587479).

1076220772521 is a wasteful number, since it uses less digits than its factorization.

1076220772521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324088.

The product of its (nonzero) digits is 164640, while the sum is 42.

The spelling of 1076220772521 in words is "one trillion, seventy-six billion, two hundred twenty million, seven hundred seventy-two thousand, five hundred twenty-one".