3505430641157 has 4 divisors (see below), whose sum is σ = 3711632443596. Its totient is φ = 3299228838720.

The previous prime is 3505430641129. The next prime is 3505430641249. The reversal of 3505430641157 is 7511460345053.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3039213435556 + 466217205601 = 1743334^2 + 682801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3505430641157 is a prime.

It is a super-2 number, since 2×3505430641157² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505430641357) 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, 103100901194 + ... + 103100901227.

It is an arithmetic number, because the mean of its divisors is an integer number (927908110899).

Almost surely, 2^{3505430641157} is an apocalyptic number.

It is an amenable number.

3505430641157 is a deficient number, since it is larger than the sum of its proper divisors (206201802439).

3505430641157 is a wasteful number, since it uses less digits than its factorization.

3505430641157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206201802438.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 3505430641157 in words is "three trillion, five hundred five billion, four hundred thirty million, six hundred forty-one thousand, one hundred fifty-seven".