1454002280638 has 16 divisors (see below), whose sum is σ = 2182966328304. Its totient is φ = 726346973440.

The previous prime is 1454002280597. The next prime is 1454002280663. The reversal of 1454002280638 is 8360822004541.

It is a happy number.

It is a super-2 number, since 2×1454002280638² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1454002280594 and 1454002280603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25744206 + ... + 25800622.

It is an arithmetic number, because the mean of its divisors is an integer number (136435395519).

Almost surely, 2^{1454002280638} is an apocalyptic number.

1454002280638 is a deficient number, since it is larger than the sum of its proper divisors (728964047666).

1454002280638 is a wasteful number, since it uses less digits than its factorization.

1454002280638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67787.

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 1454002280638 in words is "one trillion, four hundred fifty-four billion, two million, two hundred eighty thousand, six hundred thirty-eight".