28042401734236 has 24 divisors (see below), whose sum is σ = 49461232343040. Its totient is φ = 13910623825392.

The previous prime is 28042401734219. The next prime is 28042401734239. The reversal of 28042401734236 is 63243710424082.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28042401734239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46621575 + ... + 47219233.

It is an arithmetic number, because the mean of its divisors is an integer number (2060884680960).

Almost surely, 2^{28042401734236} is an apocalyptic number.

It is an amenable number.

28042401734236 is a deficient number, since it is larger than the sum of its proper divisors (21418830608804).

28042401734236 is a wasteful number, since it uses less digits than its factorization.

28042401734236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690153 (or 690151 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 46.

The spelling of 28042401734236 in words is "twenty-eight trillion, forty-two billion, four hundred one million, seven hundred thirty-four thousand, two hundred thirty-six".