40842372541852 has 48 divisors (see below), whose sum is σ = 82824007654080. Its totient is φ = 17260800809472.

The previous prime is 40842372541811. The next prime is 40842372541933. The reversal of 40842372541852 is 25814527324804.

It is a junction number, because it is equal to n+sod(n) for n = 40842372541793 and 40842372541802.

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, 21040183 + ... + 22899214.

It is an arithmetic number, because the mean of its divisors is an integer number (1725500159460).

Almost surely, 2^{40842372541852} is an apocalyptic number.

It is an amenable number.

40842372541852 is an abundant number, since it is smaller than the sum of its proper divisors (41981635112228).

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

40842372541852 is a wasteful number, since it uses less digits than its factorization.

40842372541852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43939870 (or 43939868 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 55.

The spelling of 40842372541852 in words is "forty trillion, eight hundred forty-two billion, three hundred seventy-two million, five hundred forty-one thousand, eight hundred fifty-two".