1423420070378 has 16 divisors (see below), whose sum is σ = 2138094844800. Its totient is φ = 710721917136.

The previous prime is 1423420070297. The next prime is 1423420070419. The reversal of 1423420070378 is 8730700243241.

It is a super-2 number, since 2×1423420070378² (a number of 25 digits) contains 22 as substring.

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, 35745323 + ... + 35785121.

It is an arithmetic number, because the mean of its divisors is an integer number (133630927800).

Almost surely, 2^{1423420070378} is an apocalyptic number.

1423420070378 is a deficient number, since it is larger than the sum of its proper divisors (714674774422).

1423420070378 is a wasteful number, since it uses less digits than its factorization.

1423420070378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64181.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 1423420070378 in words is "one trillion, four hundred twenty-three billion, four hundred twenty million, seventy thousand, three hundred seventy-eight".