366091797840 has 320 divisors, whose sum is σ = 1225594056960. Its totient is φ = 90094878720.

The previous prime is 366091797839. The next prime is 366091797941. The reversal of 366091797840 is 48797190663.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 189389514 + ... + 189391446.

It is an arithmetic number, because the mean of its divisors is an integer number (3829981428).

Almost surely, 2^366091797840 is an apocalyptic number.

366091797840 is a gapful number since it is divisible by the number (30) 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 366091797840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612797028480).

366091797840 is an abundant number, since it is smaller than the sum of its proper divisors (859502259120).

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

366091797840 is a wasteful number, since it uses less digits than its factorization.

366091797840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3022 (or 3016 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 60.

The spelling of 366091797840 in words is "three hundred sixty-six billion, ninety-one million, seven hundred ninety-seven thousand, eight hundred forty".