1828292909091 has 32 divisors (see below), whose sum is σ = 2686043794176. Its totient is φ = 1096930800000.

The previous prime is 1828292909033. The next prime is 1828292909099. The reversal of 1828292909091 is 1909092928281.

It is not a de Polignac number, because 1828292909091 - 2⁹ = 1828292908579 is a prime.

It is a super-2 number, since 2×1828292909091² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1828292909099) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26299320 + ... + 26368746.

It is an arithmetic number, because the mean of its divisors is an integer number (83938868568).

Almost surely, 2^{1828292909091} is an apocalyptic number.

1828292909091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1828292909091 is a deficient number, since it is larger than the sum of its proper divisors (857750885085).

1828292909091 is a wasteful number, since it uses less digits than its factorization.

1828292909091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77443.

The product of its (nonzero) digits is 3359232, while the sum is 60.

The spelling of 1828292909091 in words is "one trillion, eight hundred twenty-eight billion, two hundred ninety-two million, nine hundred nine thousand, ninety-one".