146922512971 has 16 divisors (see below), whose sum is σ = 168457187808. Its totient is φ = 126937843200.

The previous prime is 146922512969. The next prime is 146922513019. The reversal of 146922512971 is 179215229641.

It is a cyclic number.

It is not a de Polignac number, because 146922512971 - 2¹ = 146922512969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146922512951) 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, 1796485 + ... + 1876486.

It is an arithmetic number, because the mean of its divisors is an integer number (10528574238).

Almost surely, 2^146922512971 is an apocalyptic number.

146922512971 is a deficient number, since it is larger than the sum of its proper divisors (21534674837).

146922512971 is a wasteful number, since it uses less digits than its factorization.

146922512971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673182.

The product of its digits is 544320, while the sum is 49.

The spelling of 146922512971 in words is "one hundred forty-six billion, nine hundred twenty-two million, five hundred twelve thousand, nine hundred seventy-one".