1650772126 has 8 divisors (see below), whose sum is σ = 2489122944. Its totient is φ = 821064480.

The previous prime is 1650772087. The next prime is 1650772127. The reversal of 1650772126 is 6212770561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1650772126² = 5450097223957119752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1650772127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2160315 + ... + 2161078.

It is an arithmetic number, because the mean of its divisors is an integer number (311140368).

Almost surely, 2^1650772126 is an apocalyptic number.

1650772126 is a deficient number, since it is larger than the sum of its proper divisors (838350818).

1650772126 is a wasteful number, since it uses less digits than its factorization.

1650772126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321586.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 1650772126 is about 40629.6951256098. The cubic root of 1650772126 is about 1181.8500439152.

The spelling of 1650772126 in words is "one billion, six hundred fifty million, seven hundred seventy-two thousand, one hundred twenty-six".