1046220653451 has 8 divisors (see below), whose sum is σ = 1401216302080. Its totient is φ = 694352720232.

The previous prime is 1046220653383. The next prime is 1046220653459. The reversal of 1046220653451 is 1543560226401.

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

It is not a de Polignac number, because 1046220653451 - 2²⁵ = 1046187099019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1046220653459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 781928071 + ... + 781929408.

It is an arithmetic number, because the mean of its divisors is an integer number (175152037760).

Almost surely, 2^{1046220653451} is an apocalyptic number.

1046220653451 is a deficient number, since it is larger than the sum of its proper divisors (354995648629).

1046220653451 is a wasteful number, since it uses less digits than its factorization.

1046220653451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563857705.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 1046220653451 its reverse (1543560226401), we get a palindrome (2589780879852).

The spelling of 1046220653451 in words is "one trillion, forty-six billion, two hundred twenty million, six hundred fifty-three thousand, four hundred fifty-one".