5142644953936 has 80 divisors (see below), whose sum is σ = 11581896211200. Its totient is φ = 2166629068800.

The previous prime is 5142644953913. The next prime is 5142644953949. The reversal of 5142644953936 is 6393594462415.

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, 30261 + ... + 3207211.

It is an arithmetic number, because the mean of its divisors is an integer number (144773702640).

Almost surely, 2^{5142644953936} is an apocalyptic number.

5142644953936 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5142644953936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5790948105600).

5142644953936 is an abundant number, since it is smaller than the sum of its proper divisors (6439251257264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5142644953936 is a wasteful number, since it uses less digits than its factorization.

5142644953936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177212 (or 3177206 counting only the distinct ones).

The product of its digits is 83980800, while the sum is 61.

The spelling of 5142644953936 in words is "five trillion, one hundred forty-two billion, six hundred forty-four million, nine hundred fifty-three thousand, nine hundred thirty-six".