5111248143698 has 16 divisors (see below), whose sum is σ = 7670169375000. Its totient is φ = 2554525147392.

The previous prime is 5111248143643. The next prime is 5111248143731. The reversal of 5111248143698 is 8963418421115.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3040374606889 + 2070873536809 = 1743667^2 + 1439053^2 .

It is a super-2 number, since 2×5111248143698² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145399028 + ... + 145434176.

Almost surely, 2^{5111248143698} is an apocalyptic number.

5111248143698 is a deficient number, since it is larger than the sum of its proper divisors (2558921231302).

5111248143698 is a wasteful number, since it uses less digits than its factorization.

5111248143698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64349.

The product of its digits is 1658880, while the sum is 53.

The spelling of 5111248143698 in words is "five trillion, one hundred eleven billion, two hundred forty-eight million, one hundred forty-three thousand, six hundred ninety-eight".