34451545644 has 42 divisors (see below), whose sum is σ = 90393963660. Its totient is φ = 11483847576.

The previous prime is 34451545637. The next prime is 34451545649. The reversal of 34451545644 is 44654515443.

34451545644 is a `hidden beast` number, since 3 + 4 + 45 + 1 + 545 + 64 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 34451545644.

It is not an unprimeable number, because it can be changed into a prime (34451545649) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 5904414 + ... + 5910245.

It is an arithmetic number, because the mean of its divisors is an integer number (2152237230).

Almost surely, 2^34451545644 is an apocalyptic number.

It is an amenable number.

34451545644 is an abundant number, since it is smaller than the sum of its proper divisors (55942418016).

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

34451545644 is a wasteful number, since it uses less digits than its factorization.

34451545644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11814681 (or 11814664 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 45.

The spelling of 34451545644 in words is "thirty-four billion, four hundred fifty-one million, five hundred forty-five thousand, six hundred forty-four".