146321231072 has 24 divisors (see below), whose sum is σ = 297362503872. Its totient is φ = 70800595200.

The previous prime is 146321231047. The next prime is 146321231107. The reversal of 146321231072 is 270132123641.

It is a super-3 number, since 3×146321231072³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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, 73749629 + ... + 73751612.

It is an arithmetic number, because the mean of its divisors is an integer number (12390104328).

Almost surely, 2^146321231072 is an apocalyptic number.

It is an amenable number.

146321231072 is an abundant number, since it is smaller than the sum of its proper divisors (151041272800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146321231072 is a wasteful number, since it uses less digits than its factorization.

146321231072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147501282 (or 147501274 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 146321231072 in words is "one hundred forty-six billion, three hundred twenty-one million, two hundred thirty-one thousand, seventy-two".