1601097737340 has 96 divisors (see below), whose sum is σ = 4607420235264. Its totient is φ = 415132819200.

The previous prime is 1601097737339. The next prime is 1601097737359. The reversal of 1601097737340 is 437377901061.

It is a self number, because there is not a number n which added to its sum of digits gives 1601097737340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2972697 + ... + 3469743.

It is an arithmetic number, because the mean of its divisors is an integer number (47993960784).

Almost surely, 2^{1601097737340} is an apocalyptic number.

1601097737340 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 1601097737340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2303710117632).

1601097737340 is an abundant number, since it is smaller than the sum of its proper divisors (3006322497924).

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

1601097737340 is a wasteful number, since it uses less digits than its factorization.

1601097737340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498547 (or 498545 counting only the distinct ones).

The product of its (nonzero) digits is 666792, while the sum is 48.

The spelling of 1601097737340 in words is "one trillion, six hundred one billion, ninety-seven million, seven hundred thirty-seven thousand, three hundred forty".