455447615 has 32 divisors (see below), whose sum is σ = 656494080. Its totient is φ = 296763264.

The previous prime is 455447611. The next prime is 455447617. The reversal of 455447615 is 516744554.

It is not a de Polignac number, because 455447615 - 2² = 455447611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455447611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51596 + ... + 59774.

It is an arithmetic number, because the mean of its divisors is an integer number (20515440).

Almost surely, 2^455447615 is an apocalyptic number.

455447615 is a deficient number, since it is larger than the sum of its proper divisors (201046465).

455447615 is a wasteful number, since it uses less digits than its factorization.

455447615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8271.

The product of its digits is 336000, while the sum is 41.

The square root of 455447615 is about 21341.2186859139. The cubic root of 455447615 is about 769.3893032620.

The spelling of 455447615 in words is "four hundred fifty-five million, four hundred forty-seven thousand, six hundred fifteen".