1401653230734 has 16 divisors (see below), whose sum is σ = 2803319101440. Its totient is φ = 467215636920.

The previous prime is 1401653230717. The next prime is 1401653230739. The reversal of 1401653230734 is 4370323561041.

It is a junction number, because it is equal to n+sod(n) for n = 1401653230692 and 1401653230701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401653230739) 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, 1536819 + ... + 2272689.

It is an arithmetic number, because the mean of its divisors is an integer number (175207443840).

Almost surely, 2^{1401653230734} is an apocalyptic number.

1401653230734 is an abundant number, since it is smaller than the sum of its proper divisors (1401665870706).

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

1401653230734 is a wasteful number, since it uses less digits than its factorization.

1401653230734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053335.

The product of its (nonzero) digits is 181440, while the sum is 39.

Adding to 1401653230734 its reverse (4370323561041), we get a palindrome (5771976791775).

The spelling of 1401653230734 in words is "one trillion, four hundred one billion, six hundred fifty-three million, two hundred thirty thousand, seven hundred thirty-four".