63406600379 has 2 divisors, whose sum is σ = 63406600380. Its totient is φ = 63406600378.

The previous prime is 63406600303. The next prime is 63406600441. The reversal of 63406600379 is 97300660436.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63406600379 - 2¹² = 63406596283 is a prime.

It is not a weakly prime, because it can be changed into another prime (63406602379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31703300189 + 31703300190.

It is an arithmetic number, because the mean of its divisors is an integer number (31703300190).

Almost surely, 2^63406600379 is an apocalyptic number.

63406600379 is a deficient number, since it is larger than the sum of its proper divisors (1).

63406600379 is an equidigital number, since it uses as much as digits as its factorization.

63406600379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 63406600379 in words is "sixty-three billion, four hundred six million, six hundred thousand, three hundred seventy-nine".