1401432311040 has 72 divisors (see below), whose sum is σ = 4475824455648. Its totient is φ = 373715281920.

The previous prime is 1401432311033. The next prime is 1401432311077. The reversal of 1401432311040 is 401132341041.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1401432311040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182474326 + ... + 182482005.

Almost surely, 2^{1401432311040} is an apocalyptic number.

1401432311040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401432311040 is an abundant number, since it is smaller than the sum of its proper divisors (3074392144608).

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

1401432311040 is an equidigital number, since it uses as much as digits as its factorization.

1401432311040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364956355 (or 364956341 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1401432311040 its reverse (401132341041), we get a palindrome (1802564652081).

The spelling of 1401432311040 in words is "one trillion, four hundred one billion, four hundred thirty-two million, three hundred eleven thousand, forty".