146136311564440 has 32 divisors (see below), whose sum is σ = 328821691675680. Its totient is φ = 58451859620352.

The previous prime is 146136311564437. The next prime is 146136311564459. The reversal of 146136311564440 is 44465113631641.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 82392972 + ... + 84147931.

It is an arithmetic number, because the mean of its divisors is an integer number (10275677864865).

Almost surely, 2^{146136311564440} is an apocalyptic number.

146136311564440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146136311564440 is an abundant number, since it is smaller than the sum of its proper divisors (182685380111240).

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

146136311564440 is a wasteful number, since it uses less digits than its factorization.

146136311564440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166562851 (or 166562847 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 146136311564440 in words is "one hundred forty-six trillion, one hundred thirty-six billion, three hundred eleven million, five hundred sixty-four thousand, four hundred forty".