5145311678 has 32 divisors (see below), whose sum is σ = 8404433856. Its totient is φ = 2348402688.

The previous prime is 5145311659. The next prime is 5145311713. The reversal of 5145311678 is 8761135415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 865151 + ... + 871077.

It is an arithmetic number, because the mean of its divisors is an integer number (262638558).

Almost surely, 2^5145311678 is an apocalyptic number.

5145311678 is a deficient number, since it is larger than the sum of its proper divisors (3259122178).

5145311678 is a wasteful number, since it uses less digits than its factorization.

5145311678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6308.

The product of its digits is 100800, while the sum is 41.

The square root of 5145311678 is about 71730.8279472641. The cubic root of 5145311678 is about 1726.3833113749.

The spelling of 5145311678 in words is "five billion, one hundred forty-five million, three hundred eleven thousand, six hundred seventy-eight".