49554129 has 4 divisors (see below), whose sum is σ = 66072176. Its totient is φ = 33036084.

The previous prime is 49554107. The next prime is 49554139. The reversal of 49554129 is 92145594.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 49554129 - 2⁹ = 49553617 is a prime.

It is a super-2 number, since 2×49554129² = 4911223401897282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49554139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8259019 + ... + 8259024.

It is an arithmetic number, because the mean of its divisors is an integer number (16518044).

Almost surely, 2^49554129 is an apocalyptic number.

It is an amenable number.

49554129 is a deficient number, since it is larger than the sum of its proper divisors (16518047).

49554129 is a wasteful number, since it uses less digits than its factorization.

49554129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16518046.

The product of its digits is 64800, while the sum is 39.

The square root of 49554129 is about 7039.4693692067. The cubic root of 49554129 is about 367.3048100406.

The spelling of 49554129 in words is "forty-nine million, five hundred fifty-four thousand, one hundred twenty-nine".