245746620100 has 18 divisors (see below), whose sum is σ = 533270165834. Its totient is φ = 98298648000.

The previous prime is 245746620083. The next prime is 245746620113. The reversal of 245746620100 is 1026647542.

It can be written as a sum of positive squares in 3 ways, for example, as 38249971776 + 207496648324 = 195576^2 + 455518^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 245746620100.

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, 1228733001 + ... + 1228733200.

Almost surely, 2^245746620100 is an apocalyptic number.

245746620100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245746620100 is an abundant number, since it is smaller than the sum of its proper divisors (287523545734).

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

245746620100 is a wasteful number, since it uses less digits than its factorization.

245746620100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457466215 (or 2457466208 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 245746620100 in words is "two hundred forty-five billion, seven hundred forty-six million, six hundred twenty thousand, one hundred".