1005251425122 has 64 divisors (see below), whose sum is σ = 2376611887104. Its totient is φ = 277488927360.

The previous prime is 1005251425121. The next prime is 1005251425133. The reversal of 1005251425122 is 2215241525001.

It is a self number, because there is not a number n which added to its sum of digits gives 1005251425122.

It is not an unprimeable number, because it can be changed into a prime (1005251425121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2656468 + ... + 3011199.

It is an arithmetic number, because the mean of its divisors is an integer number (37134560736).

Almost surely, 2^{1005251425122} is an apocalyptic number.

1005251425122 is an abundant number, since it is smaller than the sum of its proper divisors (1371360461982).

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

1005251425122 is a wasteful number, since it uses less digits than its factorization.

1005251425122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5667823.

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 1005251425122 in words is "one trillion, five billion, two hundred fifty-one million, four hundred twenty-five thousand, one hundred twenty-two".