146164015261 has 32 divisors (see below), whose sum is σ = 162102528000. Its totient is φ = 130691880000.

The previous prime is 146164015241. The next prime is 146164015279. The reversal of 146164015261 is 162510461641.

It is not a de Polignac number, because 146164015261 - 2⁷ = 146164015133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146164015261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146164015201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75692466 + ... + 75694396.

It is an arithmetic number, because the mean of its divisors is an integer number (5065704000).

Almost surely, 2^146164015261 is an apocalyptic number.

146164015261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146164015261 is a deficient number, since it is larger than the sum of its proper divisors (15938512739).

146164015261 is a wasteful number, since it uses less digits than its factorization.

146164015261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 146164015261 in words is "one hundred forty-six billion, one hundred sixty-four million, fifteen thousand, two hundred sixty-one".