35252461561 has 4 divisors (see below), whose sum is σ = 35447226724. Its totient is φ = 35057696400.

The previous prime is 35252461529. The next prime is 35252461571. The reversal of 35252461561 is 16516425253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16516425253 = 86629 ⋅190657.

It can be written as a sum of positive squares in 2 ways, for example, as 12846862336 + 22405599225 = 113344^2 + 149685^2 .

It is a cyclic number.

It is not a de Polignac number, because 35252461561 - 2⁵ = 35252461529 is a prime.

It is a super-2 number, since 2×35252461561² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35252461511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97382310 + ... + 97382671.

It is an arithmetic number, because the mean of its divisors is an integer number (8861806681).

Almost surely, 2^35252461561 is an apocalyptic number.

It is an amenable number.

35252461561 is a deficient number, since it is larger than the sum of its proper divisors (194765163).

35252461561 is a wasteful number, since it uses less digits than its factorization.

35252461561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194765162.

The product of its digits is 216000, while the sum is 40.

The spelling of 35252461561 in words is "thirty-five billion, two hundred fifty-two million, four hundred sixty-one thousand, five hundred sixty-one".