60400505 has 8 divisors (see below), whose sum is σ = 79069824. Its totient is φ = 43927600.

The previous prime is 60400471. The next prime is 60400519. The reversal of 60400505 is 50500406.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 60400505 - 2⁶ = 60400441 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 549041 + ... + 549150.

It is an arithmetic number, because the mean of its divisors is an integer number (9883728).

Almost surely, 2^60400505 is an apocalyptic number.

It is an amenable number.

60400505 is a deficient number, since it is larger than the sum of its proper divisors (18669319).

60400505 is a wasteful number, since it uses less digits than its factorization.

60400505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098207.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 60400505 is about 7771.7761805137. The cubic root of 60400505 is about 392.3559020447.

Subtracting from 60400505 its reverse (50500406), we obtain a palindrome (9900099).

The spelling of 60400505 in words is "sixty million, four hundred thousand, five hundred five".