45403210340 has 24 divisors (see below), whose sum is σ = 95651377080. Its totient is φ = 18103258368.

The previous prime is 45403210291. The next prime is 45403210367. The reversal of 45403210340 is 4301230454.

It can be written as a sum of positive squares in 4 ways, for example, as 2904563236 + 42498647104 = 53894^2 + 206152^2 .

It is a super-2 number, since 2×45403210340² (a number of 22 digits) contains 22 as substring.

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, 3620195 + ... + 3632714.

It is an arithmetic number, because the mean of its divisors is an integer number (3985474045).

Almost surely, 2^45403210340 is an apocalyptic number.

It is an amenable number.

45403210340 is an abundant number, since it is smaller than the sum of its proper divisors (50248166740).

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

45403210340 is a wasteful number, since it uses less digits than its factorization.

45403210340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7253231 (or 7253229 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 45403210340 its reverse (4301230454), we get a palindrome (49704440794).

The spelling of 45403210340 in words is "forty-five billion, four hundred three million, two hundred ten thousand, three hundred forty".