2621020118 has 8 divisors (see below), whose sum is σ = 4162796712. Its totient is φ = 1233421216.

The previous prime is 2621020117. The next prime is 2621020163. The reversal of 2621020118 is 8110201262.

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

It is a junction number, because it is equal to n+sod(n) for n = 2621020093 and 2621020102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2621020117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38544380 + ... + 38544447.

It is an arithmetic number, because the mean of its divisors is an integer number (520349589).

Almost surely, 2^2621020118 is an apocalyptic number.

2621020118 is a deficient number, since it is larger than the sum of its proper divisors (1541776594).

2621020118 is a wasteful number, since it uses less digits than its factorization.

2621020118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77088846.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 2621020118 is about 51195.8994256376. The cubic root of 2621020118 is about 1378.7645804739.

The spelling of 2621020118 in words is "two billion, six hundred twenty-one million, twenty thousand, one hundred eighteen".