4078726101 has 12 divisors (see below), whose sum is σ = 5893711200. Its totient is φ = 2718127080.

The previous prime is 4078726061. The next prime is 4078726147. The reversal of 4078726101 is 1016278704.

It is a de Polignac number, because none of the positive numbers 2^k-4078726101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4078716101) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 59665 + ... + 108246.

It is an arithmetic number, because the mean of its divisors is an integer number (491142600).

Almost surely, 2^4078726101 is an apocalyptic number.

It is an amenable number.

4078726101 is a deficient number, since it is larger than the sum of its proper divisors (1814985099).

4078726101 is a wasteful number, since it uses less digits than its factorization.

4078726101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170616 (or 170613 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 4078726101 is about 63864.9050809598. The cubic root of 4078726101 is about 1597.7476251436.

The spelling of 4078726101 in words is "four billion, seventy-eight million, seven hundred twenty-six thousand, one hundred one".