990546601 has 8 divisors (see below), whose sum is σ = 1081584000. Its totient is φ = 899673840.

The previous prime is 990546569. The next prime is 990546629. The reversal of 990546601 is 106645099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 990546601 - 2⁵ = 990546569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (990546901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28401 + ... + 52798.

It is an arithmetic number, because the mean of its divisors is an integer number (135198000).

Almost surely, 2^990546601 is an apocalyptic number.

It is an amenable number.

990546601 is a deficient number, since it is larger than the sum of its proper divisors (91037399).

990546601 is a wasteful number, since it uses less digits than its factorization.

990546601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82319.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 990546601 is about 31472.9503065728. The cubic root of 990546601 is about 996.8388848805.

The spelling of 990546601 in words is "nine hundred ninety million, five hundred forty-six thousand, six hundred one".