40819896528 has 80 divisors (see below), whose sum is σ = 111728491776. Its totient is φ = 12797747200.

The previous prime is 40819896503. The next prime is 40819896563. The reversal of 40819896528 is 82569891804.

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, 1275928 + ... + 1307528.

Almost surely, 2^40819896528 is an apocalyptic number.

40819896528 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40819896528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55864245888).

40819896528 is an abundant number, since it is smaller than the sum of its proper divisors (70908595248).

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

40819896528 is a wasteful number, since it uses less digits than its factorization.

40819896528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33212 (or 33206 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 60.

The spelling of 40819896528 in words is "forty billion, eight hundred nineteen million, eight hundred ninety-six thousand, five hundred twenty-eight".