146143940834 has 8 divisors (see below), whose sum is σ = 232110964908. Its totient is φ = 68773619200.

The previous prime is 146143940807. The next prime is 146143940869. The reversal of 146143940834 is 438049341641.

It can be written as a sum of positive squares in 2 ways, for example, as 146034801025 + 109139809 = 382145^2 + 10447^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2149175567 + ... + 2149175634.

Almost surely, 2^146143940834 is an apocalyptic number.

146143940834 is a deficient number, since it is larger than the sum of its proper divisors (85967024074).

146143940834 is a wasteful number, since it uses less digits than its factorization.

146143940834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4298351220.

The product of its (nonzero) digits is 995328, while the sum is 47.

The spelling of 146143940834 in words is "one hundred forty-six billion, one hundred forty-three million, nine hundred forty thousand, eight hundred thirty-four".