1006264525421 has 16 divisors (see below), whose sum is σ = 1031027390976. Its totient is φ = 981775080000.

The previous prime is 1006264525417. The next prime is 1006264525429. The reversal of 1006264525421 is 1245254626001.

It is a cyclic number.

It is not a de Polignac number, because 1006264525421 - 2² = 1006264525417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006264525429) 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, 18680036 + ... + 18733826.

It is an arithmetic number, because the mean of its divisors is an integer number (64439211936).

Almost surely, 2^{1006264525421} is an apocalyptic number.

It is an amenable number.

1006264525421 is a deficient number, since it is larger than the sum of its proper divisors (24762865555).

1006264525421 is a wasteful number, since it uses less digits than its factorization.

1006264525421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56324.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 1006264525421 in words is "one trillion, six billion, two hundred sixty-four million, five hundred twenty-five thousand, four hundred twenty-one".