1401404242140 has 120 divisors (see below), whose sum is σ = 5024293768032. Its totient is φ = 320320967040.

The previous prime is 1401404242093. The next prime is 1401404242153. The reversal of 1401404242140 is 412424041041.

It is a happy number.

1401404242140 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 404 + 242 + 14 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 61778971 + ... + 61801650.

Almost surely, 2^{1401404242140} is an apocalyptic number.

1401404242140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401404242140 is an abundant number, since it is smaller than the sum of its proper divisors (3622889525892).

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

1401404242140 is a wasteful number, since it uses less digits than its factorization.

1401404242140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123580649 (or 123580638 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 1401404242140 its reverse (412424041041), we get a palindrome (1813828283181).

It can be divided in two parts, 140140 and 4242140, that added together give a triangular number (4382280 = T₂₉₆₀).

The spelling of 1401404242140 in words is "one trillion, four hundred one billion, four hundred four million, two hundred forty-two thousand, one hundred forty".