28155715012335 has 16 divisors (see below), whose sum is σ = 45056293693920. Its totient is φ = 15013998115200.

The previous prime is 28155715012333. The next prime is 28155715012351. The reversal of 28155715012335 is 53321051755182.

It is not a de Polignac number, because 28155715012335 - 2¹ = 28155715012333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28155715012333) 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, 148853880 + ... + 149042909.

It is an arithmetic number, because the mean of its divisors is an integer number (2816018355870).

Almost surely, 2^{28155715012335} is an apocalyptic number.

28155715012335 is a deficient number, since it is larger than the sum of its proper divisors (16900578681585).

28155715012335 is a wasteful number, since it uses less digits than its factorization.

28155715012335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297903098.

The product of its (nonzero) digits is 1260000, while the sum is 48.

The spelling of 28155715012335 in words is "twenty-eight trillion, one hundred fifty-five billion, seven hundred fifteen million, twelve thousand, three hundred thirty-five".