84900551240 has 16 divisors (see below), whose sum is σ = 191026240380. Its totient is φ = 33960220480.

The previous prime is 84900551227. The next prime is 84900551243. The reversal of 84900551240 is 4215500948.

It can be written as a sum of positive squares in 2 ways, for example, as 84275251204 + 625300036 = 290302^2 + 25006^2 .

It is a junction number, because it is equal to n+sod(n) for n = 84900551194 and 84900551203.

It is not an unprimeable number, because it can be changed into a prime (84900551243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1061256851 + ... + 1061256930.

Almost surely, 2^84900551240 is an apocalyptic number.

It is an amenable number.

84900551240 is an abundant number, since it is smaller than the sum of its proper divisors (106125689140).

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

84900551240 is a wasteful number, since it uses less digits than its factorization.

84900551240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122513792 (or 2122513788 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 84900551240 in words is "eighty-four billion, nine hundred million, five hundred fifty-one thousand, two hundred forty".