365799351640 has 32 divisors (see below), whose sum is σ = 871463162880. Its totient is φ = 137712696832.

The previous prime is 365799351637. The next prime is 365799351647. The reversal of 365799351640 is 46153997563.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (365799351647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268969432 + ... + 268970791.

It is an arithmetic number, because the mean of its divisors is an integer number (27233223840).

Almost surely, 2^365799351640 is an apocalyptic number.

It is an amenable number.

365799351640 is an abundant number, since it is smaller than the sum of its proper divisors (505663811240).

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

365799351640 is a wasteful number, since it uses less digits than its factorization.

365799351640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537940251 (or 537940247 counting only the distinct ones).

The product of its (nonzero) digits is 18370800, while the sum is 58.

The spelling of 365799351640 in words is "three hundred sixty-five billion, seven hundred ninety-nine million, three hundred fifty-one thousand, six hundred forty".