2085842154384 has 30 divisors (see below), whose sum is σ = 5837461029686. Its totient is φ = 695280718080.

The previous prime is 2085842154371. The next prime is 2085842154413. The reversal of 2085842154384 is 4834512485802.

2085842154384 is a `hidden beast` number, since 2 + 0 + 8 + 58 + 42 + 1 + 543 + 8 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2070801584784 + 15040569600 = 1439028^2 + 122640^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2085842154384.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7242507337 + ... + 7242507624.

Almost surely, 2^{2085842154384} is an apocalyptic number.

2085842154384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2085842154384 is an abundant number, since it is smaller than the sum of its proper divisors (3751618875302).

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

2085842154384 is a wasteful number, since it uses less digits than its factorization.

2085842154384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14485014975 (or 14485014966 counting only the distinct ones).

The product of its (nonzero) digits is 9830400, while the sum is 54.

The spelling of 2085842154384 in words is "two trillion, eighty-five billion, eight hundred forty-two million, one hundred fifty-four thousand, three hundred eighty-four".