15428482757 has 2 divisors, whose sum is σ = 15428482758. Its totient is φ = 15428482756.

The previous prime is 15428482661. The next prime is 15428482789. The reversal of 15428482757 is 75728482451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11389371841 + 4039110916 = 106721^2 + 63554^2 .

It is an emirp because it is prime and its reverse (75728482451) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15428482757 - 2¹² = 15428478661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15428482699 and 15428482708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15428482057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7714241378 + 7714241379.

It is an arithmetic number, because the mean of its divisors is an integer number (7714241379).

Almost surely, 2^15428482757 is an apocalyptic number.

It is an amenable number.

15428482757 is a deficient number, since it is larger than the sum of its proper divisors (1).

15428482757 is an equidigital number, since it uses as much as digits as its factorization.

15428482757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5017600, while the sum is 53.

The spelling of 15428482757 in words is "fifteen billion, four hundred twenty-eight million, four hundred eighty-two thousand, seven hundred fifty-seven".