5155394026628 has 6 divisors (see below), whose sum is σ = 9021939546606. Its totient is φ = 2577697013312.

The previous prime is 5155394026597. The next prime is 5155394026639. The reversal of 5155394026628 is 8266204935515.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4327698017344 + 827696009284 = 2080312^2 + 909778^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 644424253325 + ... + 644424253332.

It is an arithmetic number, because the mean of its divisors is an integer number (1503656591101).

Almost surely, 2^{5155394026628} is an apocalyptic number.

It is an amenable number.

5155394026628 is a deficient number, since it is larger than the sum of its proper divisors (3866545519978).

5155394026628 is a wasteful number, since it uses less digits than its factorization.

5155394026628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288848506661 (or 1288848506659 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 56.

The spelling of 5155394026628 in words is "five trillion, one hundred fifty-five billion, three hundred ninety-four million, twenty-six thousand, six hundred twenty-eight".