15428353677 has 16 divisors (see below), whose sum is σ = 22663437120. Its totient is φ = 9257936000.

The previous prime is 15428353651. The next prime is 15428353687. The reversal of 15428353677 is 77635382451.

It is a cyclic number.

It is not a de Polignac number, because 15428353677 - 2¹⁸ = 15428091533 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15428353607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2311152 + ... + 2317817.

It is an arithmetic number, because the mean of its divisors is an integer number (1416464820).

Almost surely, 2^15428353677 is an apocalyptic number.

It is an amenable number.

15428353677 is a deficient number, since it is larger than the sum of its proper divisors (7235083443).

15428353677 is a wasteful number, since it uses less digits than its factorization.

15428353677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4629084.

The product of its digits is 4233600, while the sum is 51.

The spelling of 15428353677 in words is "fifteen billion, four hundred twenty-eight million, three hundred fifty-three thousand, six hundred seventy-seven".