40674001040 has 80 divisors (see below), whose sum is σ = 98009887680. Its totient is φ = 15679372800.

The previous prime is 40674001033. The next prime is 40674001051. The reversal of 40674001040 is 4010047604.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1253015 + ... + 1285065.

It is an arithmetic number, because the mean of its divisors is an integer number (1225123596).

Almost surely, 2^40674001040 is an apocalyptic number.

40674001040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40674001040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49004943840).

40674001040 is an abundant number, since it is smaller than the sum of its proper divisors (57335886640).

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

40674001040 is a wasteful number, since it uses less digits than its factorization.

40674001040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32640 (or 32634 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 40674001040 its reverse (4010047604), we get a palindrome (44684048644).

The spelling of 40674001040 in words is "forty billion, six hundred seventy-four million, one thousand, forty".