40471446511220 has 24 divisors (see below), whose sum is σ = 87731651793408. Its totient is φ = 15666366391200.

The previous prime is 40471446511193. The next prime is 40471446511229. The reversal of 40471446511220 is 2211564417404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40471446511229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32638262696 + ... + 32638263935.

It is an arithmetic number, because the mean of its divisors is an integer number (3655485491392).

Almost surely, 2^{40471446511220} is an apocalyptic number.

It is an amenable number.

40471446511220 is an abundant number, since it is smaller than the sum of its proper divisors (47260205282188).

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

40471446511220 is a wasteful number, since it uses less digits than its factorization.

40471446511220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65276526671 (or 65276526669 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 41.

The spelling of 40471446511220 in words is "forty trillion, four hundred seventy-one billion, four hundred forty-six million, five hundred eleven thousand, two hundred twenty".