1402121754426 has 32 divisors (see below), whose sum is σ = 2861861165568. Its totient is φ = 457800033600.

The previous prime is 1402121754421. The next prime is 1402121754557. The reversal of 1402121754426 is 6244571212041.

It is not an unprimeable number, because it can be changed into a prime (1402121754421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3438925 + ... + 3824976.

It is an arithmetic number, because the mean of its divisors is an integer number (89433161424).

Almost surely, 2^{1402121754426} is an apocalyptic number.

1402121754426 is an abundant number, since it is smaller than the sum of its proper divisors (1459739411142).

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

1402121754426 is a wasteful number, since it uses less digits than its factorization.

1402121754426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7264566.

The product of its (nonzero) digits is 107520, while the sum is 39.

Adding to 1402121754426 its reverse (6244571212041), we get a palindrome (7646692966467).

The spelling of 1402121754426 in words is "one trillion, four hundred two billion, one hundred twenty-one million, seven hundred fifty-four thousand, four hundred twenty-six".