2621240421262 has 4 divisors (see below), whose sum is σ = 3931860631896. Its totient is φ = 1310620210630.

The previous prime is 2621240421253. The next prime is 2621240421269.

It is a happy number.

2621240421262 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2621240421269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655310105314 + ... + 655310105317.

It is an arithmetic number, because the mean of its divisors is an integer number (982965157974).

Almost surely, 2^{2621240421262} is an apocalyptic number.

2621240421262 is a deficient number, since it is larger than the sum of its proper divisors (1310620210634).

2621240421262 is a wasteful number, since it uses less digits than its factorization.

2621240421262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310620210633.

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 2621240421262 in words is "two trillion, six hundred twenty-one billion, two hundred forty million, four hundred twenty-one thousand, two hundred sixty-two".