356109059840 has 144 divisors (see below), whose sum is σ = 868273343616. Its totient is φ = 139898880000.

The previous prime is 356109059833. The next prime is 356109059861. The reversal of 356109059840 is 48950901653.

It is a happy number.

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, 58635044 + ... + 58641116.

Almost surely, 2^356109059840 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 356109059840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (434136671808).

356109059840 is an abundant number, since it is smaller than the sum of its proper divisors (512164283776).

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

356109059840 is an equidigital number, since it uses as much as digits as its factorization.

356109059840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6906 (or 6892 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 356109059840 in words is "three hundred fifty-six billion, one hundred nine million, fifty-nine thousand, eight hundred forty".