146326727550 has 24 divisors (see below), whose sum is σ = 362890284696. Its totient is φ = 39020460640.

The previous prime is 146326727549. The next prime is 146326727551. The reversal of 146326727550 is 55727623641.

It is an interprime number because it is at equal distance from previous prime (146326727549) and next prime (146326727551).

It is a super-2 number, since 2×146326727550² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 146326727550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146326727551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 487755609 + ... + 487755908.

It is an arithmetic number, because the mean of its divisors is an integer number (15120428529).

Almost surely, 2^146326727550 is an apocalyptic number.

146326727550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146326727550 is an abundant number, since it is smaller than the sum of its proper divisors (216563557146).

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

146326727550 is a wasteful number, since it uses less digits than its factorization.

146326727550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975511532 (or 975511527 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 146326727550 in words is "one hundred forty-six billion, three hundred twenty-six million, seven hundred twenty-seven thousand, five hundred fifty".