40545165424 has 10 divisors (see below), whose sum is σ = 78556258040. Its totient is φ = 20272582704.

The previous prime is 40545165407. The next prime is 40545165431. The reversal of 40545165424 is 42456154504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1267036404 + ... + 1267036435.

It is an arithmetic number, because the mean of its divisors is an integer number (7855625804).

Almost surely, 2^40545165424 is an apocalyptic number.

It is an amenable number.

40545165424 is a deficient number, since it is larger than the sum of its proper divisors (38011092616).

40545165424 is a wasteful number, since it uses less digits than its factorization.

40545165424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2534072847 (or 2534072841 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

The spelling of 40545165424 in words is "forty billion, five hundred forty-five million, one hundred sixty-five thousand, four hundred twenty-four".