28899859953054 has 16 divisors (see below), whose sum is σ = 57816655112592. Its totient is φ = 9630464116608.

The previous prime is 28899859952969. The next prime is 28899859953061. The reversal of 28899859953054 is 45035995899882.

It is a super-2 number, since 2×28899859953054² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705611419 + ... + 705652374.

It is an arithmetic number, because the mean of its divisors is an integer number (3613540944537).

Almost surely, 2^{28899859953054} is an apocalyptic number.

28899859953054 is an abundant number, since it is smaller than the sum of its proper divisors (28916795159538).

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

28899859953054 is a wasteful number, since it uses less digits than its factorization.

28899859953054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411267211.

The product of its (nonzero) digits is 10077696000, while the sum is 84.

The spelling of 28899859953054 in words is "twenty-eight trillion, eight hundred ninety-nine billion, eight hundred fifty-nine million, nine hundred fifty-three thousand, fifty-four".