54994486261 has 8 divisors (see below), whose sum is σ = 64608907104. Its totient is φ = 46149219120.

The previous prime is 54994486247. The next prime is 54994486307. The reversal of 54994486261 is 16268449945.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 54994486261 - 2⁵ = 54994486229 is a prime.

It is a super-2 number, since 2×54994486261² (a number of 22 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 = 54994486196 and 54994486205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54994481261) 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, 192288271 + ... + 192288556.

It is an arithmetic number, because the mean of its divisors is an integer number (8076113388).

Almost surely, 2^54994486261 is an apocalyptic number.

It is an amenable number.

54994486261 is a deficient number, since it is larger than the sum of its proper divisors (9614420843).

54994486261 is a wasteful number, since it uses less digits than its factorization.

54994486261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384576851.

The product of its digits is 14929920, while the sum is 58.

The spelling of 54994486261 in words is "fifty-four billion, nine hundred ninety-four million, four hundred eighty-six thousand, two hundred sixty-one".