40642541653152 has 48 divisors (see below), whose sum is σ = 107972053449120. Its totient is φ = 13384290822912.

The previous prime is 40642541653121. The next prime is 40642541653199. The reversal of 40642541653152 is 25135614524604.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2550352327 + ... + 2550368262.

It is an arithmetic number, because the mean of its divisors is an integer number (2249417780190).

Almost surely, 2^{40642541653152} is an apocalyptic number.

It is an amenable number.

40642541653152 is an abundant number, since it is smaller than the sum of its proper divisors (67329511795968).

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

40642541653152 is a wasteful number, since it uses less digits than its factorization.

40642541653152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100720685 (or 5100720677 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 40642541653152 in words is "forty trillion, six hundred forty-two billion, five hundred forty-one million, six hundred fifty-three thousand, one hundred fifty-two".