10551646454 has 4 divisors (see below), whose sum is σ = 15827469684. Its totient is φ = 5275823226.

The previous prime is 10551646453. The next prime is 10551646463. The reversal of 10551646454 is 45464615501.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10551646454² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10551646453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2637911612 + ... + 2637911615.

It is an arithmetic number, because the mean of its divisors is an integer number (3956867421).

Almost surely, 2^10551646454 is an apocalyptic number.

10551646454 is a deficient number, since it is larger than the sum of its proper divisors (5275823230).

10551646454 is an equidigital number, since it uses as much as digits as its factorization.

10551646454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5275823229.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 10551646454 in words is "ten billion, five hundred fifty-one million, six hundred forty-six thousand, four hundred fifty-four".