1402168593424 has 135 divisors (see below), whose sum is σ = 2901023129277. Its totient is φ = 656482780800.

The previous prime is 1402168593403. The next prime is 1402168593487. The reversal of 1402168593424 is 4243958612041.

The square root of 1402168593424 is 1184132.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 45595915024 + 1356572678400 = 213532^2 + 1164720^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6645348679 + ... + 6645348889.

Almost surely, 2^{1402168593424} is an apocalyptic number.

1402168593424 is the 1184132-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402168593424

1402168593424 is an abundant number, since it is smaller than the sum of its proper divisors (1498854535853).

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

1402168593424 is an frugal number, since it uses more digits than its factorization.

1402168593424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 49.

Multiplying 1402168593424 by its sum of digits (49), we get a square (68706261077776 = 8288924²).

The spelling of 1402168593424 in words is "one trillion, four hundred two billion, one hundred sixty-eight million, five hundred ninety-three thousand, four hundred twenty-four".