1401123110040 has 128 divisors (see below), whose sum is σ = 4716652420800. Its totient is φ = 369933465600.

The previous prime is 1401123110027. The next prime is 1401123110059. The reversal of 1401123110040 is 400113211041.

1401123110040 is a `hidden beast` number, since 1 + 401 + 123 + 1 + 100 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1401123109995 and 1401123110022.

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, 6313377 + ... + 6531536.

Almost surely, 2^{1401123110040} is an apocalyptic number.

1401123110040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401123110040 is an abundant number, since it is smaller than the sum of its proper divisors (3315529310760).

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

1401123110040 is a wasteful number, since it uses less digits than its factorization.

1401123110040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12845034 (or 12845024 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1401123110040 its reverse (400113211041), we get a palindrome (1801236321081).

The spelling of 1401123110040 in words is "one trillion, four hundred one billion, one hundred twenty-three million, one hundred ten thousand, forty".