225454135742 has 16 divisors (see below), whose sum is σ = 375177916800. Its totient is φ = 100742217240.

The previous prime is 225454135733. The next prime is 225454135763. The reversal of 225454135742 is 247531454522.

It is a junction number, because it is equal to n+sod(n) for n = 225454135693 and 225454135702.

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, 86845442 + ... + 86848037.

It is an arithmetic number, because the mean of its divisors is an integer number (23448619800).

Almost surely, 2^225454135742 is an apocalyptic number.

225454135742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225454135742 is a deficient number, since it is larger than the sum of its proper divisors (149723781058).

225454135742 is a wasteful number, since it uses less digits than its factorization.

225454135742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173693551.

The product of its digits is 1344000, while the sum is 44.

The spelling of 225454135742 in words is "two hundred twenty-five billion, four hundred fifty-four million, one hundred thirty-five thousand, seven hundred forty-two".