61268455 has 8 divisors (see below), whose sum is σ = 74059632. Its totient is φ = 48656448.

The previous prime is 61268447. The next prime is 61268489. The reversal of 61268455 is 55486216.

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

It is a cyclic number.

It is not a de Polignac number, because 61268455 - 2³ = 61268447 is a prime.

It is a Duffinian number.

It is a congruent 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, 44037 + ... + 45406.

It is an arithmetic number, because the mean of its divisors is an integer number (9257454).

Almost surely, 2^61268455 is an apocalyptic number.

61268455 is a deficient number, since it is larger than the sum of its proper divisors (12791177).

61268455 is a wasteful number, since it uses less digits than its factorization.

61268455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89585.

The product of its digits is 57600, while the sum is 37.

The square root of 61268455 is about 7827.4168791499. The cubic root of 61268455 is about 394.2263444742.

The spelling of 61268455 in words is "sixty-one million, two hundred sixty-eight thousand, four hundred fifty-five".