5155032579840 has 1944 divisors, whose sum is σ = 21575109890880. Its totient is φ = 1134859714560.

The previous prime is 5155032579769. The next prime is 5155032579913. The reversal of 5155032579840 is 489752305515.

5155032579840 is a `hidden beast` number, since 5 + 1 + 5 + 503 + 2 + 5 + 7 + 98 + 40 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 18610225782 + ... + 18610226058.

Almost surely, 2^{5155032579840} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5155032579840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10787554945440).

5155032579840 is an abundant number, since it is smaller than the sum of its proper divisors (16420077311040).

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

5155032579840 is a wasteful number, since it uses less digits than its factorization.

5155032579840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 7560000, while the sum is 54.

The spelling of 5155032579840 in words is "five trillion, one hundred fifty-five billion, thirty-two million, five hundred seventy-nine thousand, eight hundred forty".