61056005551101 has 24 divisors (see below), whose sum is σ = 96217617787200. Its totient is φ = 37000503384000.

The previous prime is 61056005551001. The next prime is 61056005551103. The reversal of 61056005551101 is 10115550065016.

It is a happy number.

It is not a de Polignac number, because 61056005551101 - 2¹⁰ = 61056005550077 is a prime.

It is a super-2 number, since 2×61056005551101² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61056005551103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24962001 + ... + 27298598.

It is an arithmetic number, because the mean of its divisors is an integer number (4009067407800).

Almost surely, 2^{61056005551101} is an apocalyptic number.

It is an amenable number.

61056005551101 is a deficient number, since it is larger than the sum of its proper divisors (35161612236099).

61056005551101 is a wasteful number, since it uses less digits than its factorization.

61056005551101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52272417 (or 52272414 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 61056005551101 in words is "sixty-one trillion, fifty-six billion, five million, five hundred fifty-one thousand, one hundred one".