10219955547 has 8 divisors (see below), whose sum is σ = 13634522944. Its totient is φ = 6809345928.

The previous prime is 10219955519. The next prime is 10219955549. The reversal of 10219955547 is 74555991201.

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

It is not a de Polignac number, because 10219955547 - 2²⁸ = 9951520091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10219955496 and 10219955505.

It is not an unprimeable number, because it can be changed into a prime (10219955549) 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, 983413 + ... + 993750.

It is an arithmetic number, because the mean of its divisors is an integer number (1704315368).

Almost surely, 2^10219955547 is an apocalyptic number.

10219955547 is a deficient number, since it is larger than the sum of its proper divisors (3414567397).

10219955547 is a wasteful number, since it uses less digits than its factorization.

10219955547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978889.

The product of its (nonzero) digits is 567000, while the sum is 48.

The spelling of 10219955547 in words is "ten billion, two hundred nineteen million, nine hundred fifty-five thousand, five hundred forty-seven".