946680015501 has 18 divisors (see below), whose sum is σ = 1503039254990. Its totient is φ = 573745463280.

The previous prime is 946680015473. The next prime is 946680015509. The reversal of 946680015501 is 105510086649.

946680015501 is a `hidden beast` number, since 9 + 4 + 66 + 80 + 0 + 1 + 5 + 501 = 666.

946680015501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 846777242025 + 99902773476 = 920205^2 + 316074^2 .

It is not a de Polignac number, because 946680015501 - 2¹³ = 946680007309 is a prime.

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 Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946680015509) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 434654566 + ... + 434656743.

Almost surely, 2^946680015501 is an apocalyptic number.

It is an amenable number.

946680015501 is a deficient number, since it is larger than the sum of its proper divisors (556359239489).

946680015501 is a wasteful number, since it uses less digits than its factorization.

946680015501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869311337 (or 869311323 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 946680015501 in words is "nine hundred forty-six billion, six hundred eighty million, fifteen thousand, five hundred one".