40401601110 has 96 divisors (see below), whose sum is σ = 113237587008. Its totient is φ = 9935066880.

The previous prime is 40401601081. The next prime is 40401601147. The reversal of 40401601110 is 1110610404.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1189524 + ... + 1223016.

It is an arithmetic number, because the mean of its divisors is an integer number (1179558198).

Almost surely, 2^40401601110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40401601110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56618793504).

40401601110 is an abundant number, since it is smaller than the sum of its proper divisors (72835985898).

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

40401601110 is a wasteful number, since it uses less digits than its factorization.

40401601110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34550 (or 34547 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The spelling of 40401601110 in words is "forty billion, four hundred one million, six hundred one thousand, one hundred ten".