28464305089042 has 8 divisors (see below), whose sum is σ = 42882905047500. Its totient is φ = 14170003406544.

The previous prime is 28464305089007. The next prime is 28464305089091. The reversal of 28464305089042 is 24098050346482.

It can be written as a sum of positive squares in 2 ways, for example, as 28331997573961 + 132307515081 = 5322781^2 + 363741^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31074568417 + ... + 31074569332.

Almost surely, 2^{28464305089042} is an apocalyptic number.

28464305089042 is a deficient number, since it is larger than the sum of its proper divisors (14418599958458).

28464305089042 is a wasteful number, since it uses less digits than its factorization.

28464305089042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62149137980.

The product of its (nonzero) digits is 13271040, while the sum is 55.

The spelling of 28464305089042 in words is "twenty-eight trillion, four hundred sixty-four billion, three hundred five million, eighty-nine thousand, forty-two".