55671715 has 8 divisors (see below), whose sum is σ = 72879408. Its totient is φ = 40488480.

The previous prime is 55671703. The next prime is 55671757. The reversal of 55671715 is 51717655.

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

It is not a de Polignac number, because 55671715 - 2⁵ = 55671683 is a prime.

It is a Duffinian 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, 506052 + ... + 506161.

It is an arithmetic number, because the mean of its divisors is an integer number (9109926).

Almost surely, 2^55671715 is an apocalyptic number.

55671715 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55671715 is a deficient number, since it is larger than the sum of its proper divisors (17207693).

55671715 is a wasteful number, since it uses less digits than its factorization.

55671715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012229.

The product of its digits is 36750, while the sum is 37.

The square root of 55671715 is about 7461.3480685463. The cubic root of 55671715 is about 381.8371677926.

The spelling of 55671715 in words is "fifty-five million, six hundred seventy-one thousand, seven hundred fifteen".