2521992466019 has 16 divisors (see below), whose sum is σ = 2729923981344. Its totient is φ = 2316059827200.

The previous prime is 2521992465929. The next prime is 2521992466151. The reversal of 2521992466019 is 9106642991252.

2521992466019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2521992466019 - 2³⁶ = 2453272989283 is a prime.

It is a super-2 number, since 2×2521992466019² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2521992466619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6935309 + ... + 7289889.

It is an arithmetic number, because the mean of its divisors is an integer number (170620248834).

Almost surely, 2^{2521992466019} is an apocalyptic number.

2521992466019 is a deficient number, since it is larger than the sum of its proper divisors (207931515325).

2521992466019 is a wasteful number, since it uses less digits than its factorization.

2521992466019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357398.

The product of its (nonzero) digits is 4199040, while the sum is 56.

The spelling of 2521992466019 in words is "two trillion, five hundred twenty-one billion, nine hundred ninety-two million, four hundred sixty-six thousand, nineteen".