15551414049 has 16 divisors (see below), whose sum is σ = 20831638784. Its totient is φ = 10319443200.

The previous prime is 15551414009. The next prime is 15551414059. The reversal of 15551414049 is 94041415551.

It is not a de Polignac number, because 15551414049 - 2⁸ = 15551413793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15551413998 and 15551414016.

It is not an unprimeable number, because it can be changed into a prime (15551414009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1927107 + ... + 1935159.

It is an arithmetic number, because the mean of its divisors is an integer number (1301977424).

Almost surely, 2^15551414049 is an apocalyptic number.

It is an amenable number.

15551414049 is a deficient number, since it is larger than the sum of its proper divisors (5280224735).

15551414049 is a wasteful number, since it uses less digits than its factorization.

15551414049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10968.

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 15551414049 in words is "fifteen billion, five hundred fifty-one million, four hundred fourteen thousand, forty-nine".