84628140448 has 12 divisors (see below), whose sum is σ = 166611651570. Its totient is φ = 42314070208.

The previous prime is 84628140433. The next prime is 84628140449. The reversal of 84628140448 is 84404182648.

It can be written as a sum of positive squares in only one way, i.e., 82261123344 + 2367017104 = 286812^2 + 48652^2 .

It is not an unprimeable number, because it can be changed into a prime (84628140449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1322314663 + ... + 1322314726.

Almost surely, 2^84628140448 is an apocalyptic number.

It is an amenable number.

84628140448 is a deficient number, since it is larger than the sum of its proper divisors (81983511122).

84628140448 is a wasteful number, since it uses less digits than its factorization.

84628140448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2644629399 (or 2644629391 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 49.

The spelling of 84628140448 in words is "eighty-four billion, six hundred twenty-eight million, one hundred forty thousand, four hundred forty-eight".