1902240761325 has 12 divisors (see below), whose sum is σ = 3145038058848. Its totient is φ = 1014528406000.

The previous prime is 1902240761159. The next prime is 1902240761327. The reversal of 1902240761325 is 5231670422091.

It is a happy number.

It is not a de Polignac number, because 1902240761325 - 2¹¹ = 1902240759277 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1902240761327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12681605001 + ... + 12681605150.

It is an arithmetic number, because the mean of its divisors is an integer number (262086504904).

Almost surely, 2^{1902240761325} is an apocalyptic number.

1902240761325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1902240761325 is a deficient number, since it is larger than the sum of its proper divisors (1242797297523).

1902240761325 is a wasteful number, since it uses less digits than its factorization.

1902240761325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25363210164 (or 25363210159 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 1902240761325 in words is "one trillion, nine hundred two billion, two hundred forty million, seven hundred sixty-one thousand, three hundred twenty-five".