5540621102 has 4 divisors (see below), whose sum is σ = 8310931656. Its totient is φ = 2770310550.

The previous prime is 5540621101. The next prime is 5540621111. The reversal of 5540621102 is 2011260455.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2011260455 = 5 ⋅402252091.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5540621101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1385155274 + ... + 1385155277.

It is an arithmetic number, because the mean of its divisors is an integer number (2077732914).

Almost surely, 2^5540621102 is an apocalyptic number.

5540621102 is a deficient number, since it is larger than the sum of its proper divisors (2770310554).

5540621102 is a wasteful number, since it uses less digits than its factorization.

5540621102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770310553.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 5540621102 is about 74435.3484710054. The cubic root of 5540621102 is about 1769.5091685932.

Adding to 5540621102 its reverse (2011260455), we get a palindrome (7551881557).

The spelling of 5540621102 in words is "five billion, five hundred forty million, six hundred twenty-one thousand, one hundred two".