34450811478 has 24 divisors (see below), whose sum is σ = 74646904800. Its totient is φ = 11483068464.

The previous prime is 34450811477. The next prime is 34450811497. The reversal of 34450811478 is 87411805443.

It is a super-2 number, since 2×34450811478² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34450811477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 618963 + ... + 672321.

It is an arithmetic number, because the mean of its divisors is an integer number (3110287700).

Almost surely, 2^34450811478 is an apocalyptic number.

34450811478 is an abundant number, since it is smaller than the sum of its proper divisors (40196093322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34450811478 is a wasteful number, since it uses less digits than its factorization.

34450811478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89236 (or 89233 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The spelling of 34450811478 in words is "thirty-four billion, four hundred fifty million, eight hundred eleven thousand, four hundred seventy-eight".