1422302979240 has 576 divisors, whose sum is σ = 5662760725440. Its totient is φ = 318273546240.

The previous prime is 1422302979221. The next prime is 1422302979289. The reversal of 1422302979240 is 429792032241.

1422302979240 is a `hidden beast` number, since 1 + 4 + 2 + 230 + 297 + 92 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 18030124 + ... + 18108836.

It is an arithmetic number, because the mean of its divisors is an integer number (9831181815).

Almost surely, 2^{1422302979240} is an apocalyptic number.

1422302979240 is a gapful number since it is divisible by the number (10) 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 1422302979240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2831380362720).

1422302979240 is an abundant number, since it is smaller than the sum of its proper divisors (4240457746200).

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

1422302979240 is a wasteful number, since it uses less digits than its factorization.

1422302979240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78776 (or 78747 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 1422302979240 in words is "one trillion, four hundred twenty-two billion, three hundred two million, nine hundred seventy-nine thousand, two hundred forty".