40114401920 has 32 divisors (see below), whose sum is σ = 95898493620. Its totient is φ = 16045760512.

The previous prime is 40114401907. The next prime is 40114401923. The reversal of 40114401920 is 2910441104.

It can be written as a sum of positive squares in 2 ways, for example, as 33057057856 + 7057344064 = 181816^2 + 84008^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 40114401920.

It is not an unprimeable number, because it can be changed into a prime (40114401923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31338737 + ... + 31340016.

Almost surely, 2^40114401920 is an apocalyptic number.

40114401920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40114401920 is an abundant number, since it is smaller than the sum of its proper divisors (55784091700).

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

40114401920 is an equidigital number, since it uses as much as digits as its factorization.

40114401920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62678772 (or 62678760 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 40114401920 in words is "forty billion, one hundred fourteen million, four hundred one thousand, nine hundred twenty".