4101621654 has 64 divisors (see below), whose sum is σ = 9482284224. Its totient is φ = 1171501056.

The previous prime is 4101621613. The next prime is 4101621677. The reversal of 4101621654 is 4561261014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75612 + ... + 117984.

It is an arithmetic number, because the mean of its divisors is an integer number (148160691).

Almost surely, 2^4101621654 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4101621654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4741142112).

4101621654 is an abundant number, since it is smaller than the sum of its proper divisors (5380662570).

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

4101621654 is a wasteful number, since it uses less digits than its factorization.

4101621654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42481.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 4101621654 is about 64043.9041127257. The cubic root of 4101621654 is about 1600.7316515757.

Adding to 4101621654 its reverse (4561261014), we get a palindrome (8662882668).

The spelling of 4101621654 in words is "four billion, one hundred one million, six hundred twenty-one thousand, six hundred fifty-four".