55114587 has 64 divisors (see below), whose sum is σ = 94464000. Its totient is φ = 31842720.

The previous prime is 55114583. The next prime is 55114639. The reversal of 55114587 is 78541155.

It is not a de Polignac number, because 55114587 - 2² = 55114583 is a prime.

Its product of digits (28000) is a multiple of the sum of its prime factors (140).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55114583) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 697614 + ... + 697692.

It is an arithmetic number, because the mean of its divisors is an integer number (1476000).

Almost surely, 2^55114587 is an apocalyptic number.

55114587 is a deficient number, since it is larger than the sum of its proper divisors (39349413).

55114587 is an equidigital number, since it uses as much as digits as its factorization.

55114587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 122 counting only the distinct ones).

The product of its digits is 28000, while the sum is 36.

The square root of 55114587 is about 7423.9199214431. The cubic root of 55114587 is about 380.5591652497.

The spelling of 55114587 in words is "fifty-five million, one hundred fourteen thousand, five hundred eighty-seven".