2376476641621 has 2 divisors, whose sum is σ = 2376476641622. Its totient is φ = 2376476641620.

The previous prime is 2376476641603. The next prime is 2376476641633. The reversal of 2376476641621 is 1261466746732.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2242688948721 + 133787692900 = 1497561^2 + 365770^2 .

It is a cyclic number.

It is not a de Polignac number, because 2376476641621 - 2⁵ = 2376476641589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2376476641691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1188238320810 + 1188238320811.

It is an arithmetic number, because the mean of its divisors is an integer number (1188238320811).

Almost surely, 2^{2376476641621} is an apocalyptic number.

It is an amenable number.

2376476641621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2376476641621 is an equidigital number, since it uses as much as digits as its factorization.

2376476641621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12192768, while the sum is 55.

The spelling of 2376476641621 in words is "two trillion, three hundred seventy-six billion, four hundred seventy-six million, six hundred forty-one thousand, six hundred twenty-one".