155682359140 has 192 divisors, whose sum is σ = 425966542848. Its totient is φ = 46386547200.

The previous prime is 155682359137. The next prime is 155682359153. The reversal of 155682359140 is 41953286551.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3087330 + ... + 3137350.

It is an arithmetic number, because the mean of its divisors is an integer number (2218575744).

Almost surely, 2^155682359140 is an apocalyptic number.

155682359140 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 155682359140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212983271424).

155682359140 is an abundant number, since it is smaller than the sum of its proper divisors (270284183708).

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

155682359140 is a wasteful number, since it uses less digits than its factorization.

155682359140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50138 (or 50136 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 49.

The spelling of 155682359140 in words is "one hundred fifty-five billion, six hundred eighty-two million, three hundred fifty-nine thousand, one hundred forty".