300506472640 has 112 divisors (see below), whose sum is σ = 807552542880. Its totient is φ = 105506938880.

The previous prime is 300506472619. The next prime is 300506472647. The reversal of 300506472640 is 46274605003.

It is a self number, because there is not a number n which added to its sum of digits gives 300506472640.

It is not an unprimeable number, because it can be changed into a prime (300506472647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1369837 + ... + 1573996.

Almost surely, 2^300506472640 is an apocalyptic number.

It is an amenable number.

300506472640 is an abundant number, since it is smaller than the sum of its proper divisors (507046070240).

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

300506472640 is a wasteful number, since it uses less digits than its factorization.

300506472640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2943890 (or 2943880 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

It can be divided in two parts, 300506 and 472640, that added together give a triangular number (773146 = T₁₂₄₃).

The spelling of 300506472640 in words is "three hundred billion, five hundred six million, four hundred seventy-two thousand, six hundred forty".