5407340644 has 48 divisors (see below), whose sum is σ = 10247086080. Its totient is φ = 2488419360.

The previous prime is 5407340621. The next prime is 5407340657. The reversal of 5407340644 is 4460437045.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619857 + ... + 628519.

It is an arithmetic number, because the mean of its divisors is an integer number (213480960).

Almost surely, 2^5407340644 is an apocalyptic number.

It is an amenable number.

5407340644 is a deficient number, since it is larger than the sum of its proper divisors (4839745436).

5407340644 is a wasteful number, since it uses less digits than its factorization.

5407340644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8920 (or 8918 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 5407340644 is about 73534.6220769509. The cubic root of 5407340644 is about 1755.2052523583.

Adding to 5407340644 its reverse (4460437045), we get a palindrome (9867777689).

The spelling of 5407340644 in words is "five billion, four hundred seven million, three hundred forty thousand, six hundred forty-four".