7405502401 has 16 divisors (see below), whose sum is σ = 8163492480. Its totient is φ = 6661802880.

The previous prime is 7405502393. The next prime is 7405502411. The reversal of 7405502401 is 1042055047.

It is a cyclic number.

It is not a de Polignac number, because 7405502401 - 2³ = 7405502393 is a prime.

It is a super-2 number, since 2×7405502401² (a number of 21 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 7405502401.

It is not an unprimeable number, because it can be changed into a prime (7405502411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023940 + ... + 1031146.

It is an arithmetic number, because the mean of its divisors is an integer number (510218280).

Almost surely, 2^7405502401 is an apocalyptic number.

It is an amenable number.

7405502401 is a deficient number, since it is larger than the sum of its proper divisors (757990079).

7405502401 is a wasteful number, since it uses less digits than its factorization.

7405502401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8184.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 7405502401 is about 86055.2287836131. The cubic root of 7405502401 is about 1949.1780363053.

Adding to 7405502401 its reverse (1042055047), we get a palindrome (8447557448).

The spelling of 7405502401 in words is "seven billion, four hundred five million, five hundred two thousand, four hundred one".