4155642465514 has 4 divisors (see below), whose sum is σ = 6233463698274. Its totient is φ = 2077821232756.

The previous prime is 4155642465493. The next prime is 4155642465517.

4155642465514 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in only one way, i.e., 2948793012025 + 1206849453489 = 1717205^2 + 1098567^2 .

It is not an unprimeable number, because it can be changed into a prime (4155642465517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038910616377 + ... + 1038910616380.

Almost surely, 2^{4155642465514} is an apocalyptic number.

4155642465514 is a deficient number, since it is larger than the sum of its proper divisors (2077821232760).

4155642465514 is a wasteful number, since it uses less digits than its factorization.

4155642465514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077821232759.

The product of its digits is 11520000, while the sum is 52.

The spelling of 4155642465514 in words is "four trillion, one hundred fifty-five billion, six hundred forty-two million, four hundred sixty-five thousand, five hundred fourteen".