325040143550 has 12 divisors (see below), whose sum is σ = 604574667096. Its totient is φ = 130016057400.

The previous prime is 325040143507. The next prime is 325040143553. The reversal of 325040143550 is 55341040523.

It is a happy number.

It is a super-3 number, since 3×325040143550³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325040143553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3250401386 + ... + 3250401485.

It is an arithmetic number, because the mean of its divisors is an integer number (50381222258).

Almost surely, 2^325040143550 is an apocalyptic number.

325040143550 is a deficient number, since it is larger than the sum of its proper divisors (279534523546).

325040143550 is a wasteful number, since it uses less digits than its factorization.

325040143550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6500802883 (or 6500802878 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 325040143550 in words is "three hundred twenty-five billion, forty million, one hundred forty-three thousand, five hundred fifty".