1652656351525 has 12 divisors (see below), whose sum is σ = 2049317003844. Its totient is φ = 1322110160000.

The previous prime is 1652656351513. The next prime is 1652656351529. The reversal of 1652656351525 is 5251536562561.

It can be written as a sum of positive squares in 6 ways, for example, as 375433151076 + 1277223200449 = 612726^2 + 1130143^2 .

It is not a de Polignac number, because 1652656351525 - 2⁷ = 1652656351397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1652656351529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2247375 + ... + 2890675.

It is an arithmetic number, because the mean of its divisors is an integer number (170776416987).

Almost surely, 2^{1652656351525} is an apocalyptic number.

It is an amenable number.

1652656351525 is a deficient number, since it is larger than the sum of its proper divisors (396660652319).

1652656351525 is a wasteful number, since it uses less digits than its factorization.

1652656351525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746072 (or 746067 counting only the distinct ones).

The product of its digits is 8100000, while the sum is 52.

The spelling of 1652656351525 in words is "one trillion, six hundred fifty-two billion, six hundred fifty-six million, three hundred fifty-one thousand, five hundred twenty-five".