415155042454 has 4 divisors (see below), whose sum is σ = 622732563684. Its totient is φ = 207577521226.

The previous prime is 415155042443. The next prime is 415155042469. The reversal of 415155042454 is 454240551514.

It is a semiprime because it is the product of two primes.

It is a super-5 number, since 5×415155042454⁵ (a number of 59 digits) contains 55555 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103788760612 + ... + 103788760615.

It is an arithmetic number, because the mean of its divisors is an integer number (155683140921).

Almost surely, 2^415155042454 is an apocalyptic number.

415155042454 is a deficient number, since it is larger than the sum of its proper divisors (207577521230).

415155042454 is a wasteful number, since it uses less digits than its factorization.

415155042454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207577521229.

The product of its (nonzero) digits is 320000, while the sum is 40.

Adding to 415155042454 its reverse (454240551514), we get a palindrome (869395593968).

The spelling of 415155042454 in words is "four hundred fifteen billion, one hundred fifty-five million, forty-two thousand, four hundred fifty-four".