40825599378 has 64 divisors (see below), whose sum is σ = 84653309952. Its totient is φ = 13117507200.

The previous prime is 40825599377. The next prime is 40825599391. The reversal of 40825599378 is 87399552804.

It is not an unprimeable number, because it can be changed into a prime (40825599371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23693625 + ... + 23695347.

It is an arithmetic number, because the mean of its divisors is an integer number (1322707968).

Almost surely, 2^40825599378 is an apocalyptic number.

40825599378 is an abundant number, since it is smaller than the sum of its proper divisors (43827710574).

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

40825599378 is a wasteful number, since it uses less digits than its factorization.

40825599378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999.

The product of its (nonzero) digits is 21772800, while the sum is 60.

The spelling of 40825599378 in words is "forty billion, eight hundred twenty-five million, five hundred ninety-nine thousand, three hundred seventy-eight".