427376154641 has 8 divisors (see below), whose sum is σ = 429423561000. Its totient is φ = 425333450880.

The previous prime is 427376154619. The next prime is 427376154703. The reversal of 427376154641 is 146451673724.

It can be written as a sum of positive squares in 4 ways, for example, as 43397639041 + 383978515600 = 208321^2 + 619660^2 .

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 427376154641 - 2¹⁸ = 427375892497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 427376154641.

It is not an unprimeable number, because it can be changed into a prime (427376154041) 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, 993386 + ... + 1357043.

It is an arithmetic number, because the mean of its divisors is an integer number (53677945125).

Almost surely, 2^427376154641 is an apocalyptic number.

It is an amenable number.

427376154641 is a deficient number, since it is larger than the sum of its proper divisors (2047406359).

427376154641 is a wasteful number, since it uses less digits than its factorization.

427376154641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351299.

The product of its digits is 3386880, while the sum is 50.

The spelling of 427376154641 in words is "four hundred twenty-seven billion, three hundred seventy-six million, one hundred fifty-four thousand, six hundred forty-one".