55772049201 has 8 divisors (see below), whose sum is σ = 81122980704. Its totient is φ = 33801241920.

The previous prime is 55772049187. The next prime is 55772049233. The reversal of 55772049201 is 10294027755.

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

It is not a de Polignac number, because 55772049201 - 2²² = 55767854897 is a prime.

It is a super-2 number, since 2×55772049201² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55772049251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 845031016 + ... + 845031081.

It is an arithmetic number, because the mean of its divisors is an integer number (10140372588).

Almost surely, 2^55772049201 is an apocalyptic number.

It is an amenable number.

55772049201 is a deficient number, since it is larger than the sum of its proper divisors (25350931503).

55772049201 is a wasteful number, since it uses less digits than its factorization.

55772049201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690062111.

The product of its (nonzero) digits is 176400, while the sum is 42.

The spelling of 55772049201 in words is "fifty-five billion, seven hundred seventy-two million, forty-nine thousand, two hundred one".