4919097491051 has 2 divisors, whose sum is σ = 4919097491052. Its totient is φ = 4919097491050.

The previous prime is 4919097491047. The next prime is 4919097491059. The reversal of 4919097491051 is 1501947909194.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4919097491051 - 2² = 4919097491047 is a prime.

It is not a weakly prime, because it can be changed into another prime (4919097491059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2459548745525 + 2459548745526.

It is an arithmetic number, because the mean of its divisors is an integer number (2459548745526).

Almost surely, 2^{4919097491051} is an apocalyptic number.

4919097491051 is a deficient number, since it is larger than the sum of its proper divisors (1).

4919097491051 is an equidigital number, since it uses as much as digits as its factorization.

4919097491051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3674160, while the sum is 59.

The spelling of 4919097491051 in words is "four trillion, nine hundred nineteen billion, ninety-seven million, four hundred ninety-one thousand, fifty-one".