1022055404240 has 80 divisors (see below), whose sum is σ = 2559358846800. Its totient is φ = 377331634176.

The previous prime is 1022055404213. The next prime is 1022055404267. The reversal of 1022055404240 is 424045502201.

It is an interprime number because it is at equal distance from previous prime (1022055404213) and next prime (1022055404267).

It can be written as a sum of positive squares in 8 ways, for example, as 5838182464 + 1016217221776 = 76408^2 + 1008076^2 .

It is a tau number, because it is divible by the number of its divisors (80).

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, 10025846 + ... + 10127274.

It is an arithmetic number, because the mean of its divisors is an integer number (31991985585).

Almost surely, 2^{1022055404240} is an apocalyptic number.

1022055404240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022055404240 is an abundant number, since it is smaller than the sum of its proper divisors (1537303442560).

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

1022055404240 is a wasteful number, since it uses less digits than its factorization.

1022055404240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111144 (or 111138 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

The spelling of 1022055404240 in words is "one trillion, twenty-two billion, fifty-five million, four hundred four thousand, two hundred forty".