2421661625702 has 16 divisors (see below), whose sum is σ = 3982632192000. Its totient is φ = 1095223848840.

The previous prime is 2421661625701. The next prime is 2421661625707. The reversal of 2421661625702 is 2075261661242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421661625701) 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, 276567302 + ... + 276576057.

It is an arithmetic number, because the mean of its divisors is an integer number (248914512000).

Almost surely, 2^{2421661625702} is an apocalyptic number.

2421661625702 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2421661625702 is a deficient number, since it is larger than the sum of its proper divisors (1560970566298).

2421661625702 is a wasteful number, since it uses less digits than its factorization.

2421661625702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553143571.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 2421661625702 in words is "two trillion, four hundred twenty-one billion, six hundred sixty-one million, six hundred twenty-five thousand, seven hundred two".