5401280739 has 16 divisors (see below), whose sum is σ = 7546291200. Its totient is φ = 3429873216.

The previous prime is 5401280719. The next prime is 5401280761. The reversal of 5401280739 is 9370821045.

It is not a de Polignac number, because 5401280739 - 2²⁵ = 5367726307 is a prime.

It is a super-2 number, since 2×5401280739² = 58347667242984772242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5401280697 and 5401280706.

It is not an unprimeable number, because it can be changed into a prime (5401280719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147274 + ... + 180255.

It is an arithmetic number, because the mean of its divisors is an integer number (471643200).

Almost surely, 2^5401280739 is an apocalyptic number.

5401280739 is a deficient number, since it is larger than the sum of its proper divisors (2145010461).

5401280739 is a wasteful number, since it uses less digits than its factorization.

5401280739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327794.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 5401280739 is about 73493.4060919754. The cubic root of 5401280739 is about 1754.5493320954.

The spelling of 5401280739 in words is "five billion, four hundred one million, two hundred eighty thousand, seven hundred thirty-nine".