134661550 has 48 divisors (see below), whose sum is σ = 275160960. Its totient is φ = 48803040.

The previous prime is 134661503. The next prime is 134661557. The reversal of 134661550 is 55166431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134661557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18769 + ... + 24931.

It is an arithmetic number, because the mean of its divisors is an integer number (5732520).

Almost surely, 2^134661550 is an apocalyptic number.

134661550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134661550 is an abundant number, since it is smaller than the sum of its proper divisors (140499410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134661550 is a wasteful number, since it uses less digits than its factorization.

134661550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6217 (or 6212 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 134661550 is about 11604.3763296439. The cubic root of 134661550 is about 512.5637279468.

The spelling of 134661550 in words is "one hundred thirty-four million, six hundred sixty-one thousand, five hundred fifty".