2085625250440 has 32 divisors (see below), whose sum is σ = 4692728387160. Its totient is φ = 834237376000.

The previous prime is 2085625250431. The next prime is 2085625250477. The reversal of 2085625250440 is 440525265802.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1087636238404 + 997989012036 = 1042898^2 + 998994^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2522460 + ... + 3245620.

Almost surely, 2^{2085625250440} is an apocalyptic number.

2085625250440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2085625250440 is an abundant number, since it is smaller than the sum of its proper divisors (2607103136720).

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

2085625250440 is a wasteful number, since it uses less digits than its factorization.

2085625250440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795273 (or 795269 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 43.

The spelling of 2085625250440 in words is "two trillion, eighty-five billion, six hundred twenty-five million, two hundred fifty thousand, four hundred forty".