4479455949261 has 4 divisors (see below), whose sum is σ = 5972607932352. Its totient is φ = 2986303966172.

The previous prime is 4479455949253. The next prime is 4479455949263. The reversal of 4479455949261 is 1629495549744.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4479455949261 - 2³ = 4479455949253 is a prime.

It is a super-2 number, since 2×4479455949261² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4479455949263) 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, 746575991541 + ... + 746575991546.

It is an arithmetic number, because the mean of its divisors is an integer number (1493151983088).

Almost surely, 2^{4479455949261} is an apocalyptic number.

It is an amenable number.

4479455949261 is a deficient number, since it is larger than the sum of its proper divisors (1493151983091).

4479455949261 is a wasteful number, since it uses less digits than its factorization.

4479455949261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493151983090.

The product of its digits is 391910400, while the sum is 69.

The spelling of 4479455949261 in words is "four trillion, four hundred seventy-nine billion, four hundred fifty-five million, nine hundred forty-nine thousand, two hundred sixty-one".