304077402000 has 800 divisors, whose sum is σ = 1191766159584. Its totient is φ = 74428416000.

The previous prime is 304077401933. The next prime is 304077402001. The reversal of 304077402000 is 204770403.

It can be written as a sum of positive squares in 16 ways, for example, as 259451684496 + 44625717504 = 509364^2 + 211248^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304077402001) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 112912654 + ... + 112915346.

Almost surely, 2^304077402000 is an apocalyptic number.

304077402000 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 304077402000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595883079792).

304077402000 is an abundant number, since it is smaller than the sum of its proper divisors (887688757584).

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

304077402000 is a wasteful number, since it uses less digits than its factorization.

304077402000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2786 (or 2761 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The spelling of 304077402000 in words is "three hundred four billion, seventy-seven million, four hundred two thousand".