84723357450 has 48 divisors (see below), whose sum is σ = 210135077280. Its totient is φ = 22590621120.

The previous prime is 84723357443. The next prime is 84723357527. The reversal of 84723357450 is 5475332748.

It is a self number, because there is not a number n which added to its sum of digits gives 84723357450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1902337 + ... + 1946363.

It is an arithmetic number, because the mean of its divisors is an integer number (4377814110).

Almost surely, 2^84723357450 is an apocalyptic number.

84723357450 is an abundant number, since it is smaller than the sum of its proper divisors (125411719830).

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

84723357450 is a wasteful number, since it uses less digits than its factorization.

84723357450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56871 (or 56866 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 48.

The spelling of 84723357450 in words is "eighty-four billion, seven hundred twenty-three million, three hundred fifty-seven thousand, four hundred fifty".