67551645141 has 16 divisors (see below), whose sum is σ = 102517403520. Its totient is φ = 43936028640.

The previous prime is 67551645131. The next prime is 67551645181. The reversal of 67551645141 is 14154615576.

67551645141 is a `hidden beast` number, since 6 + 7 + 551 + 6 + 4 + 51 + 41 = 666.

It is not a de Polignac number, because 67551645141 - 2¹⁰ = 67551644117 is a prime.

It is a super-2 number, since 2×67551645141² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67551645131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30510025 + ... + 30512238.

It is an arithmetic number, because the mean of its divisors is an integer number (6407337720).

Almost surely, 2^67551645141 is an apocalyptic number.

It is an amenable number.

67551645141 is a deficient number, since it is larger than the sum of its proper divisors (34965758379).

67551645141 is a wasteful number, since it uses less digits than its factorization.

67551645141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61022313 (or 61022307 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The spelling of 67551645141 in words is "sixty-seven billion, five hundred fifty-one million, six hundred forty-five thousand, one hundred forty-one".