2154455062 has 16 divisors (see below), whose sum is σ = 3269013840. Its totient is φ = 1064835072.

The previous prime is 2154455053. The next prime is 2154455063. The reversal of 2154455062 is 2605544512.

It is a super-2 number, since 2×2154455062² = 9283353228354847688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154455063) 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, 73078 + ... + 98230.

It is an arithmetic number, because the mean of its divisors is an integer number (204313365).

Almost surely, 2^2154455062 is an apocalyptic number.

2154455062 is a deficient number, since it is larger than the sum of its proper divisors (1114558778).

2154455062 is a wasteful number, since it uses less digits than its factorization.

2154455062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25647.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 2154455062 is about 46416.1077859831. The cubic root of 2154455062 is about 1291.5537358934.

Adding to 2154455062 its reverse (2605544512), we get a palindrome (4759999574).

The spelling of 2154455062 in words is "two billion, one hundred fifty-four million, four hundred fifty-five thousand, sixty-two".