2415453478 has 16 divisors (see below), whose sum is σ = 3706061904. Its totient is φ = 1180352160.

The previous prime is 2415453473. The next prime is 2415453497. The reversal of 2415453478 is 8743545142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2415453473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43900 + ... + 82207.

It is an arithmetic number, because the mean of its divisors is an integer number (231628869).

Almost surely, 2^2415453478 is an apocalyptic number.

2415453478 is a deficient number, since it is larger than the sum of its proper divisors (1290608426).

2415453478 is a wasteful number, since it uses less digits than its factorization.

2415453478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126327.

The product of its digits is 537600, while the sum is 43.

The square root of 2415453478 is about 49147.2631791436. The cubic root of 2415453478 is about 1341.7333842385.

The spelling of 2415453478 in words is "two billion, four hundred fifteen million, four hundred fifty-three thousand, four hundred seventy-eight".