147634668657645 has 16 divisors (see below), whose sum is σ = 254385890610432. Its totient is φ = 72681683031360.

The previous prime is 147634668657607. The next prime is 147634668657661. The reversal of 147634668657645 is 546756866436741.

It is not a de Polignac number, because 147634668657645 - 2⁸ = 147634668657389 is a prime.

It is a super-3 number, since 3×147634668657645³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378550432261 + ... + 378550432650.

It is an arithmetic number, because the mean of its divisors is an integer number (15899118163152).

Almost surely, 2^{147634668657645} is an apocalyptic number.

147634668657645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

147634668657645 is a deficient number, since it is larger than the sum of its proper divisors (106751221952787).

147634668657645 is a wasteful number, since it uses less digits than its factorization.

147634668657645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757100864932.

The product of its digits is 14631321600, while the sum is 78.

The spelling of 147634668657645 in words is "one hundred forty-seven trillion, six hundred thirty-four billion, six hundred sixty-eight million, six hundred fifty-seven thousand, six hundred forty-five".