1401464227740 has 48 divisors (see below), whose sum is σ = 4154929242912. Its totient is φ = 351740041216.

The previous prime is 1401464227733. The next prime is 1401464227763. The reversal of 1401464227740 is 477224641041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1401464227692 and 1401464227701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 686991249 + ... + 686993288.

It is an arithmetic number, because the mean of its divisors is an integer number (86561025894).

Almost surely, 2^{1401464227740} is an apocalyptic number.

1401464227740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401464227740 is an abundant number, since it is smaller than the sum of its proper divisors (2753465015172).

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

1401464227740 is a wasteful number, since it uses less digits than its factorization.

1401464227740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373984566 (or 1373984564 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 42.

Adding to 1401464227740 its reverse (477224641041), we get a palindrome (1878688868781).

The spelling of 1401464227740 in words is "one trillion, four hundred one billion, four hundred sixty-four million, two hundred twenty-seven thousand, seven hundred forty".