1056545425652 has 6 divisors (see below), whose sum is σ = 1848954494898. Its totient is φ = 528272712824.

The previous prime is 1056545425631. The next prime is 1056545425673. The reversal of 1056545425652 is 2565245456501.

It is an interprime number because it is at equal distance from previous prime (1056545425631) and next prime (1056545425673).

It can be written as a sum of positive squares in only one way, i.e., 658944556516 + 397600869136 = 811754^2 + 630556^2 .

It is a super-2 number, since 2×1056545425652² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1056545425652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132068178203 + ... + 132068178210.

It is an arithmetic number, because the mean of its divisors is an integer number (308159082483).

Almost surely, 2^{1056545425652} is an apocalyptic number.

It is an amenable number.

1056545425652 is a deficient number, since it is larger than the sum of its proper divisors (792409069246).

1056545425652 is a wasteful number, since it uses less digits than its factorization.

1056545425652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264136356417 (or 264136356415 counting only the distinct ones).

The product of its (nonzero) digits is 7200000, while the sum is 50.

The spelling of 1056545425652 in words is "one trillion, fifty-six billion, five hundred forty-five million, four hundred twenty-five thousand, six hundred fifty-two".