40355061760 has 112 divisors (see below), whose sum is σ = 104297323536. Its totient is φ = 14900133888.

The previous prime is 40355061739. The next prime is 40355061917. The reversal of 40355061760 is 6716055304.

It is a congruent number.

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, 494587 + ... + 570373.

It is an arithmetic number, because the mean of its divisors is an integer number (931226103).

Almost surely, 2^40355061760 is an apocalyptic number.

40355061760 is a gapful number since it is divisible by the number (40) 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 40355061760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52148661768).

40355061760 is an abundant number, since it is smaller than the sum of its proper divisors (63942261776).

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

40355061760 is an equidigital number, since it uses as much as digits as its factorization.

40355061760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75831 (or 75807 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 40355061760 in words is "forty billion, three hundred fifty-five million, sixty-one thousand, seven hundred sixty".