1641224976259 has 12 divisors (see below), whose sum is σ = 1804023568872. Its totient is φ = 1491995843360.

The previous prime is 1641224976257. The next prime is 1641224976269. The reversal of 1641224976259 is 9526794221461.

It is not a de Polignac number, because 1641224976259 - 2¹ = 1641224976257 is a prime.

It is a super-2 number, since 2×1641224976259² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1641224976257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10257279 + ... + 10416055.

It is an arithmetic number, because the mean of its divisors is an integer number (150335297406).

Almost surely, 2^{1641224976259} is an apocalyptic number.

1641224976259 is a deficient number, since it is larger than the sum of its proper divisors (162798592613).

1641224976259 is a wasteful number, since it uses less digits than its factorization.

1641224976259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244226 (or 244215 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 58.

The spelling of 1641224976259 in words is "one trillion, six hundred forty-one billion, two hundred twenty-four million, nine hundred seventy-six thousand, two hundred fifty-nine".