146908943691 has 8 divisors (see below), whose sum is σ = 195880571904. Its totient is φ = 97938305640.

The previous prime is 146908943689. The next prime is 146908943719. The reversal of 146908943691 is 196349809641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 146908943691 - 2¹ = 146908943689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146908943641) 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 7 ways as a sum of consecutive naturals, for example, 230586 + ... + 589056.

It is an arithmetic number, because the mean of its divisors is an integer number (24485071488).

Almost surely, 2^146908943691 is an apocalyptic number.

146908943691 is a deficient number, since it is larger than the sum of its proper divisors (48971628213).

146908943691 is a wasteful number, since it uses less digits than its factorization.

146908943691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495081.

The product of its (nonzero) digits is 10077696, while the sum is 60.

The spelling of 146908943691 in words is "one hundred forty-six billion, nine hundred eight million, nine hundred forty-three thousand, six hundred ninety-one".