4000550601101 has 2 divisors, whose sum is σ = 4000550601102. Its totient is φ = 4000550601100.

The previous prime is 4000550601097. The next prime is 4000550601119. The reversal of 4000550601101 is 1011060550004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3583066624201 + 417483976900 = 1892899^2 + 646130^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000550601101 - 2² = 4000550601097 is a prime.

It is a super-2 number, since 2×4000550601101² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000550601401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000275300550 + 2000275300551.

It is an arithmetic number, because the mean of its divisors is an integer number (2000275300551).

Almost surely, 2^{4000550601101} is an apocalyptic number.

It is an amenable number.

4000550601101 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000550601101 is an equidigital number, since it uses as much as digits as its factorization.

4000550601101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 23.

The spelling of 4000550601101 in words is "four trillion, five hundred fifty million, six hundred one thousand, one hundred one".