146631313725 has 24 divisors (see below), whose sum is σ = 261078935712. Its totient is φ = 72187723200.

The previous prime is 146631313721. The next prime is 146631313727. The reversal of 146631313725 is 527313136641.

It is not a de Polignac number, because 146631313725 - 2² = 146631313721 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146631313721) 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 23 ways as a sum of consecutive naturals, for example, 75194571 + ... + 75196520.

It is an arithmetic number, because the mean of its divisors is an integer number (10878288988).

Almost surely, 2^146631313725 is an apocalyptic number.

146631313725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146631313725 is a deficient number, since it is larger than the sum of its proper divisors (114447621987).

146631313725 is a wasteful number, since it uses less digits than its factorization.

146631313725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150391117 (or 150391112 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The spelling of 146631313725 in words is "one hundred forty-six billion, six hundred thirty-one million, three hundred thirteen thousand, seven hundred twenty-five".