366554046420 has 36 divisors (see below), whose sum is σ = 1111880608020. Its totient is φ = 97747745664.

The previous prime is 366554046413. The next prime is 366554046431. The reversal of 366554046420 is 24640455663.

It is a happy number.

366554046420 is a `hidden beast` number, since 3 + 6 + 65 + 540 + 4 + 6 + 42 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 238599033156 + 127955013264 = 488466^2 + 357708^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1018205505 + ... + 1018205864.

It is an arithmetic number, because the mean of its divisors is an integer number (30885572445).

Almost surely, 2^366554046420 is an apocalyptic number.

366554046420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

366554046420 is an abundant number, since it is smaller than the sum of its proper divisors (745326561600).

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

366554046420 is a wasteful number, since it uses less digits than its factorization.

366554046420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036411384 (or 2036411379 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 366554046420 in words is "three hundred sixty-six billion, five hundred fifty-four million, forty-six thousand, four hundred twenty".