1454134273240 has 64 divisors (see below), whose sum is σ = 3569387796000. Its totient is φ = 528754007040.

The previous prime is 1454134273217. The next prime is 1454134273253. The reversal of 1454134273240 is 423724314541.

It is a super-2 number, since 2×1454134273240² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 1454134273193 and 1454134273202.

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, 13502326 + ... + 13609594.

Almost surely, 2^{1454134273240} is an apocalyptic number.

1454134273240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1454134273240 is an abundant number, since it is smaller than the sum of its proper divisors (2115253522760).

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

1454134273240 is a wasteful number, since it uses less digits than its factorization.

1454134273240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138100 (or 138096 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 40.

Adding to 1454134273240 its reverse (423724314541), we get a palindrome (1877858587781).

The spelling of 1454134273240 in words is "one trillion, four hundred fifty-four billion, one hundred thirty-four million, two hundred seventy-three thousand, two hundred forty".