1064274550547 has 16 divisors (see below), whose sum is σ = 1175091351840. Its totient is φ = 957634003200.

The previous prime is 1064274550439. The next prime is 1064274550553. The reversal of 1064274550547 is 7450554724601.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1064274550547 - 2²⁰ = 1064273501971 is a prime.

It is a super-2 number, since 2×1064274550547² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1064274550495 and 1064274550504.

It is not an unprimeable number, because it can be changed into a prime (1064274550597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215897 + ... + 1474842.

It is an arithmetic number, because the mean of its divisors is an integer number (73443209490).

Almost surely, 2^{1064274550547} is an apocalyptic number.

1064274550547 is a deficient number, since it is larger than the sum of its proper divisors (110816801293).

1064274550547 is a wasteful number, since it uses less digits than its factorization.

1064274550547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691974.

The product of its (nonzero) digits is 4704000, while the sum is 50.

The spelling of 1064274550547 in words is "one trillion, sixty-four billion, two hundred seventy-four million, five hundred fifty thousand, five hundred forty-seven".