1764262422642 has 16 divisors (see below), whose sum is σ = 3681938969280. Its totient is φ = 562518453552.

The previous prime is 1764262422641. The next prime is 1764262422649. The reversal of 1764262422642 is 2462242624671.

It is a happy number.

It is a super-2 number, since 2×1764262422642² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1764262422591 and 1764262422600.

It is not an unprimeable number, because it can be changed into a prime (1764262422641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6392255017 + ... + 6392255292.

It is an arithmetic number, because the mean of its divisors is an integer number (230121185580).

Almost surely, 2^{1764262422642} is an apocalyptic number.

1764262422642 is an abundant number, since it is smaller than the sum of its proper divisors (1917676546638).

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

1764262422642 is a wasteful number, since it uses less digits than its factorization.

1764262422642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12784510337.

The product of its digits is 3096576, while the sum is 48.

The spelling of 1764262422642 in words is "one trillion, seven hundred sixty-four billion, two hundred sixty-two million, four hundred twenty-two thousand, six hundred forty-two".