40310035040 has 96 divisors (see below), whose sum is σ = 106100596224. Its totient is φ = 14346288640.

The previous prime is 40310035039. The next prime is 40310035057. The reversal of 40310035040 is 4053001304.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 160934 + ... + 326373.

It is an arithmetic number, because the mean of its divisors is an integer number (1105214544).

Almost surely, 2^40310035040 is an apocalyptic number.

40310035040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40310035040 is an abundant number, since it is smaller than the sum of its proper divisors (65790561184).

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

40310035040 is a wasteful number, since it uses less digits than its factorization.

40310035040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487380 (or 487372 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 40310035040 its reverse (4053001304), we get a palindrome (44363036344).

The spelling of 40310035040 in words is "forty billion, three hundred ten million, thirty-five thousand, forty".