548694770140 has 24 divisors (see below), whose sum is σ = 1257009837552. Its totient is φ = 199525370880.

The previous prime is 548694770137. The next prime is 548694770149. The reversal of 548694770140 is 41077496845.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548694770149) 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, 1247033349 + ... + 1247033788.

It is an arithmetic number, because the mean of its divisors is an integer number (52375409898).

Almost surely, 2^548694770140 is an apocalyptic number.

It is an amenable number.

548694770140 is an abundant number, since it is smaller than the sum of its proper divisors (708315067412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

548694770140 is a wasteful number, since it uses less digits than its factorization.

548694770140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2494067157 (or 2494067155 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 548694770140 in words is "five hundred forty-eight billion, six hundred ninety-four million, seven hundred seventy thousand, one hundred forty".