1455664454 has 8 divisors (see below), whose sum is σ = 2258789760. Its totient is φ = 702734536.

The previous prime is 1455664447. The next prime is 1455664481. The reversal of 1455664454 is 4544665541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12548774 + ... + 12548889.

It is an arithmetic number, because the mean of its divisors is an integer number (282348720).

Almost surely, 2^1455664454 is an apocalyptic number.

1455664454 is a deficient number, since it is larger than the sum of its proper divisors (803125306).

1455664454 is a wasteful number, since it uses less digits than its factorization.

1455664454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25097694.

The product of its digits is 1152000, while the sum is 44.

The square root of 1455664454 is about 38153.1709560293. The cubic root of 1455664454 is about 1133.3231473325.

The spelling of 1455664454 in words is "one billion, four hundred fifty-five million, six hundred sixty-four thousand, four hundred fifty-four".