11401620322650 has 192 divisors, whose sum is σ = 28724166535680. Its totient is φ = 2992541587200.

The previous prime is 11401620322597. The next prime is 11401620322663. The reversal of 11401620322650 is 5622302610411.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6734565204 + ... + 6734566896.

It is an arithmetic number, because the mean of its divisors is an integer number (149605034040).

Almost surely, 2^{11401620322650} is an apocalyptic number.

11401620322650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11401620322650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14362083267840).

11401620322650 is an abundant number, since it is smaller than the sum of its proper divisors (17322546213030).

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

11401620322650 is a wasteful number, since it uses less digits than its factorization.

11401620322650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501 (or 3496 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 11401620322650 in words is "eleven trillion, four hundred one billion, six hundred twenty million, three hundred twenty-two thousand, six hundred fifty".