1002625489098 has 20 divisors (see below), whose sum is σ = 2246623781490. Its totient is φ = 334208496312.

The previous prime is 1002625489091. The next prime is 1002625489139. The reversal of 1002625489098 is 8909845262001.

It is a happy number.

1002625489098 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 6 + 2 + 548 + 9 + 0 + 98 = 666.

It can be written as a sum of positive squares in only one way, i.e., 989513636049 + 13111853049 = 994743^2 + 114507^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1002625489091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3094522953 + ... + 3094523276.

Almost surely, 2^{1002625489098} is an apocalyptic number.

1002625489098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1002625489098 is an abundant number, since it is smaller than the sum of its proper divisors (1243998292392).

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

1002625489098 is an equidigital number, since it uses as much as digits as its factorization.

1002625489098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6189046243 (or 6189046234 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 1002625489098 in words is "one trillion, two billion, six hundred twenty-five million, four hundred eighty-nine thousand, ninety-eight".