5124912147994 has 4 divisors (see below), whose sum is σ = 7687368221994. Its totient is φ = 2562456073996.

The previous prime is 5124912147991. The next prime is 5124912147997. The reversal of 5124912147994 is 4997412194215.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (5124912147991) and next prime (5124912147997).

It can be written as a sum of positive squares in only one way, i.e., 4851283768969 + 273628379025 = 2202563^2 + 523095^2 .

It is not an unprimeable number, because it can be changed into a prime (5124912147991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1281228036997 + ... + 1281228037000.

Almost surely, 2^{5124912147994} is an apocalyptic number.

5124912147994 is a deficient number, since it is larger than the sum of its proper divisors (2562456074000).

5124912147994 is a wasteful number, since it uses less digits than its factorization.

5124912147994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562456073999.

The product of its digits is 6531840, while the sum is 58.

The spelling of 5124912147994 in words is "five trillion, one hundred twenty-four billion, nine hundred twelve million, one hundred forty-seven thousand, nine hundred ninety-four".