146401551712 has 96 divisors (see below), whose sum is σ = 313946418240. Its totient is φ = 66802268160.

The previous prime is 146401551697. The next prime is 146401551733. The reversal of 146401551712 is 217155104641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13020589 + ... + 13031827.

It is an arithmetic number, because the mean of its divisors is an integer number (3270275190).

Almost surely, 2^146401551712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146401551712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156973209120).

146401551712 is an abundant number, since it is smaller than the sum of its proper divisors (167544866528).

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

146401551712 is a wasteful number, since it uses less digits than its factorization.

146401551712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11616 (or 11608 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 37.

The spelling of 146401551712 in words is "one hundred forty-six billion, four hundred one million, five hundred fifty-one thousand, seven hundred twelve".