146229748279 has 16 divisors (see below), whose sum is σ = 155406234880. Its totient is φ = 137206742400.

The previous prime is 146229748237. The next prime is 146229748333. The reversal of 146229748279 is 972847922641.

146229748279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 146229748279 - 2²¹ = 146227651127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146229748229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 891232 + ... + 1042474.

It is an arithmetic number, because the mean of its divisors is an integer number (9712889680).

Almost surely, 2^146229748279 is an apocalyptic number.

146229748279 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

146229748279 is a deficient number, since it is larger than the sum of its proper divisors (9176486601).

146229748279 is a wasteful number, since it uses less digits than its factorization.

146229748279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151750.

The product of its digits is 24385536, while the sum is 61.

The spelling of 146229748279 in words is "one hundred forty-six billion, two hundred twenty-nine million, seven hundred forty-eight thousand, two hundred seventy-nine".