45434034440 has 32 divisors (see below), whose sum is σ = 103520592000. Its totient is φ = 17943566784.

The previous prime is 45434034427. The next prime is 45434034461. The reversal of 45434034440 is 4443043454.

It is a happy number.

It is a super-2 number, since 2×45434034440² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45434034440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7185770 + ... + 7192089.

It is an arithmetic number, because the mean of its divisors is an integer number (3235018500).

Almost surely, 2^45434034440 is an apocalyptic number.

45434034440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45434034440 is an abundant number, since it is smaller than the sum of its proper divisors (58086557560).

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

45434034440 is a wasteful number, since it uses less digits than its factorization.

45434034440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14377949 (or 14377945 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 45434034440 its reverse (4443043454), we get a palindrome (49877077894).

The spelling of 45434034440 in words is "forty-five billion, four hundred thirty-four million, thirty-four thousand, four hundred forty".