40102411122440 has 128 divisors (see below), whose sum is σ = 97266537676800. Its totient is φ = 14836991727360.

The previous prime is 40102411122437. The next prime is 40102411122479. The reversal of 40102411122440 is 4422111420104.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36043181 + ... + 37139139.

It is an arithmetic number, because the mean of its divisors is an integer number (759894825600).

Almost surely, 2^{40102411122440} is an apocalyptic number.

40102411122440 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 40102411122440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48633268838400).

40102411122440 is an abundant number, since it is smaller than the sum of its proper divisors (57164126554360).

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

40102411122440 is a wasteful number, since it uses less digits than its factorization.

40102411122440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097307 (or 1097303 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 40102411122440 its reverse (4422111420104), we get a palindrome (44524522542544).

The spelling of 40102411122440 in words is "forty trillion, one hundred two billion, four hundred eleven million, one hundred twenty-two thousand, four hundred forty".