40288904196720 has 80 divisors (see below), whose sum is σ = 127941837260832. Its totient is φ = 10481666129920.

The previous prime is 40288904196719. The next prime is 40288904196757. The reversal of 40288904196720 is 2769140988204.

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

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 2047190577 + ... + 2047210256.

Almost surely, 2^{40288904196720} is an apocalyptic number.

40288904196720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40288904196720 is an abundant number, since it is smaller than the sum of its proper divisors (87652933064112).

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

40288904196720 is a wasteful number, since it uses less digits than its factorization.

40288904196720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4094400890 (or 4094400884 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 60.

The spelling of 40288904196720 in words is "forty trillion, two hundred eighty-eight billion, nine hundred four million, one hundred ninety-six thousand, seven hundred twenty".