100601451661 has 8 divisors (see below), whose sum is σ = 103861361664. Its totient is φ = 97370012880.

The previous prime is 100601451647. The next prime is 100601451707. The reversal of 100601451661 is 166154106001.

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 100601451661 - 2¹⁵ = 100601418893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100601451631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7110625 + ... + 7124758.

It is an arithmetic number, because the mean of its divisors is an integer number (12982670208).

Almost surely, 2^100601451661 is an apocalyptic number.

It is an amenable number.

100601451661 is a deficient number, since it is larger than the sum of its proper divisors (3259910003).

100601451661 is a wasteful number, since it uses less digits than its factorization.

100601451661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14235611.

The product of its (nonzero) digits is 4320, while the sum is 31.

Adding to 100601451661 its reverse (166154106001), we get a palindrome (266755557662).

The spelling of 100601451661 in words is "one hundred billion, six hundred one million, four hundred fifty-one thousand, six hundred sixty-one".