5145466142 has 4 divisors (see below), whose sum is σ = 7718199216. Its totient is φ = 2572733070.

The previous prime is 5145466031. The next prime is 5145466181. The reversal of 5145466142 is 2416645415.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 5145466096 and 5145466105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286366534 + ... + 1286366537.

It is an arithmetic number, because the mean of its divisors is an integer number (1929549804).

Almost surely, 2^5145466142 is an apocalyptic number.

5145466142 is a deficient number, since it is larger than the sum of its proper divisors (2572733074).

5145466142 is a wasteful number, since it uses less digits than its factorization.

5145466142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572733073.

The product of its digits is 115200, while the sum is 38.

The square root of 5145466142 is about 71731.9046310636. The cubic root of 5145466142 is about 1726.4005867394.

The spelling of 5145466142 in words is "five billion, one hundred forty-five million, four hundred sixty-six thousand, one hundred forty-two".