1401201001424 has 40 divisors (see below), whose sum is σ = 3202745154048. Its totient is φ = 581143271040.

The previous prime is 1401201001309. The next prime is 1401201001427. The reversal of 1401201001424 is 4241001021041.

It is a junction number, because it is equal to n+sod(n) for n = 1401201001396 and 1401201001405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401201001427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201782387 + ... + 201789330.

Almost surely, 2^{1401201001424} is an apocalyptic number.

1401201001424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1401201001424 is an abundant number, since it is smaller than the sum of its proper divisors (1801544152624).

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

1401201001424 is a wasteful number, since it uses less digits than its factorization.

1401201001424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403571763 (or 403571757 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1401201001424 its reverse (4241001021041), we get a palindrome (5642202022465).

The spelling of 1401201001424 in words is "one trillion, four hundred one billion, two hundred one million, one thousand, four hundred twenty-four".