278041532061423 has 8 divisors (see below), whose sum is σ = 399239122960048. Its totient is φ = 171102481268544.

The previous prime is 278041532061379. The next prime is 278041532061437. The reversal of 278041532061423 is 324160235140872.

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

It is not a de Polignac number, because 278041532061423 - 2¹³ = 278041532053231 is a prime.

It is a super-3 number, since 3×278041532061423³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (278041532061473) 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, 3564635026390 + ... + 3564635026467.

It is an arithmetic number, because the mean of its divisors is an integer number (49904890370006).

Almost surely, 2^{278041532061423} is an apocalyptic number.

278041532061423 is a deficient number, since it is larger than the sum of its proper divisors (121197590898625).

278041532061423 is a wasteful number, since it uses less digits than its factorization.

278041532061423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7129270052873.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 278041532061423 in words is "two hundred seventy-eight trillion, forty-one billion, five hundred thirty-two million, sixty-one thousand, four hundred twenty-three".