2045004331249 has 16 divisors (see below), whose sum is σ = 2252718673920. Its totient is φ = 1840926465360.

The previous prime is 2045004331219. The next prime is 2045004331277. The reversal of 2045004331249 is 9421334005402.

It is a cyclic number.

It is not a de Polignac number, because 2045004331249 - 2⁵ = 2045004331217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2045004331219) 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, 20774304 + ... + 20872510.

It is an arithmetic number, because the mean of its divisors is an integer number (140794917120).

Almost surely, 2^{2045004331249} is an apocalyptic number.

It is an amenable number.

2045004331249 is a deficient number, since it is larger than the sum of its proper divisors (207714342671).

2045004331249 is a wasteful number, since it uses less digits than its factorization.

2045004331249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116700.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 2045004331249 in words is "two trillion, forty-five billion, four million, three hundred thirty-one thousand, two hundred forty-nine".