3045699720 has 192 divisors, whose sum is σ = 11337056640. Its totient is φ = 694656000.

The previous prime is 3045699703. The next prime is 3045699731. The reversal of 3045699720 is 279965403.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1513515 + ... + 1515525.

It is an arithmetic number, because the mean of its divisors is an integer number (59047170).

Almost surely, 2^3045699720 is an apocalyptic number.

3045699720 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 3045699720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5668528320).

3045699720 is an abundant number, since it is smaller than the sum of its proper divisors (8291356920).

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

3045699720 is a wasteful number, since it uses less digits than its factorization.

3045699720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636 (or 2629 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 3045699720 is about 55187.8584473070. The cubic root of 3045699720 is about 1449.5360735409.

The spelling of 3045699720 in words is "three billion, forty-five million, six hundred ninety-nine thousand, seven hundred twenty".