1352851892465 has 32 divisors (see below), whose sum is σ = 1677934945440. Its totient is φ = 1046550675456.

The previous prime is 1352851892449. The next prime is 1352851892501. The reversal of 1352851892465 is 5642981582531.

It can be written as a sum of positive squares in 16 ways, for example, as 683636273329 + 669215619136 = 826823^2 + 818056^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352851892465 - 2⁴ = 1352851892449 is a prime.

It is a super-2 number, since 2×1352851892465² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27232289 + ... + 27281921.

It is an arithmetic number, because the mean of its divisors is an integer number (52435467045).

Almost surely, 2^{1352851892465} is an apocalyptic number.

It is an amenable number.

1352851892465 is a deficient number, since it is larger than the sum of its proper divisors (325083052975).

1352851892465 is a wasteful number, since it uses less digits than its factorization.

1352851892465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51173.

The product of its digits is 20736000, while the sum is 59.

The spelling of 1352851892465 in words is "one trillion, three hundred fifty-two billion, eight hundred fifty-one million, eight hundred ninety-two thousand, four hundred sixty-five".