1401024014040 has 128 divisors (see below), whose sum is σ = 4803768576000. Its totient is φ = 320216882688.

The previous prime is 1401024014029. The next prime is 1401024014069. The reversal of 1401024014040 is 404104201041.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1401024013998 and 1401024014016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22210866 + ... + 22273854.

It is an arithmetic number, because the mean of its divisors is an integer number (37529442000).

Almost surely, 2^{1401024014040} is an apocalyptic number.

1401024014040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401024014040 is an abundant number, since it is smaller than the sum of its proper divisors (3402744561960).

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

1401024014040 is a wasteful number, since it uses less digits than its factorization.

1401024014040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89489 (or 89485 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 1401024014040 its reverse (404104201041), we get a palindrome (1805128215081).

The spelling of 1401024014040 in words is "one trillion, four hundred one billion, twenty-four million, fourteen thousand, forty".