374040870509 has 2 divisors, whose sum is σ = 374040870510. Its totient is φ = 374040870508.

The previous prime is 374040870491. The next prime is 374040870527. The reversal of 374040870509 is 905078040473.

It is a balanced prime because it is at equal distance from previous prime (374040870491) and next prime (374040870527).

It can be written as a sum of positive squares in only one way, i.e., 337005792484 + 37035078025 = 580522^2 + 192445^2 .

It is a cyclic number.

It is not a de Polignac number, because 374040870509 - 2¹² = 374040866413 is a prime.

It is a super-2 number, since 2×374040870509² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (374040870559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187020435254 + 187020435255.

It is an arithmetic number, because the mean of its divisors is an integer number (187020435255).

Almost surely, 2^374040870509 is an apocalyptic number.

It is an amenable number.

374040870509 is a deficient number, since it is larger than the sum of its proper divisors (1).

374040870509 is an equidigital number, since it uses as much as digits as its factorization.

374040870509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 374040870509 in words is "three hundred seventy-four billion, forty million, eight hundred seventy thousand, five hundred nine".