101580423140 has 144 divisors (see below), whose sum is σ = 262817150400. Its totient is φ = 32791143168.

The previous prime is 101580423127. The next prime is 101580423157. The reversal of 101580423140 is 41324085101.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3018326 + ... + 3051794.

It is an arithmetic number, because the mean of its divisors is an integer number (1825119100).

Almost surely, 2^101580423140 is an apocalyptic number.

101580423140 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 101580423140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131408575200).

101580423140 is an abundant number, since it is smaller than the sum of its proper divisors (161236727260).

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

101580423140 is a wasteful number, since it uses less digits than its factorization.

101580423140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33674 (or 33665 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The spelling of 101580423140 in words is "one hundred one billion, five hundred eighty million, four hundred twenty-three thousand, one hundred forty".