55025422011 has 64 divisors (see below), whose sum is σ = 95818060800. Its totient is φ = 30555076608.

The previous prime is 55025422009. The next prime is 55025422013. The reversal of 55025422011 is 11022452055.

It is an interprime number because it is at equal distance from previous prime (55025422009) and next prime (55025422013).

It is not a de Polignac number, because 55025422011 - 2¹ = 55025422009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (55025422013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1583835 + ... + 1618203.

It is an arithmetic number, because the mean of its divisors is an integer number (1497157200).

Almost surely, 2^55025422011 is an apocalyptic number.

55025422011 is a deficient number, since it is larger than the sum of its proper divisors (40792638789).

55025422011 is a wasteful number, since it uses less digits than its factorization.

55025422011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34625 (or 34619 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 55025422011 its reverse (11022452055), we get a palindrome (66047874066).

The spelling of 55025422011 in words is "fifty-five billion, twenty-five million, four hundred twenty-two thousand, eleven".