146273008640 has 132 divisors (see below), whose sum is σ = 385683834648. Its totient is φ = 53189959680.

The previous prime is 146273008633. The next prime is 146273008669. The reversal of 146273008640 is 46800372641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 501467 + ... + 737573.

Almost surely, 2^146273008640 is an apocalyptic number.

146273008640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146273008640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192841917324).

146273008640 is an abundant number, since it is smaller than the sum of its proper divisors (239410826008).

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

146273008640 is a wasteful number, since it uses less digits than its factorization.

146273008640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236154 (or 236125 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 146273008640 in words is "one hundred forty-six billion, two hundred seventy-three million, eight thousand, six hundred forty".