477797337478 has 32 divisors (see below), whose sum is σ = 788521678848. Its totient is φ = 216151632000.

The previous prime is 477797337449. The next prime is 477797337583. The reversal of 477797337478 is 874733797774.

It is a self number, because there is not a number n which added to its sum of digits gives 477797337478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1341900 + ... + 1660207.

It is an arithmetic number, because the mean of its divisors is an integer number (24641302464).

Almost surely, 2^477797337478 is an apocalyptic number.

477797337478 is a deficient number, since it is larger than the sum of its proper divisors (310724341370).

477797337478 is a wasteful number, since it uses less digits than its factorization.

477797337478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002308.

The product of its digits is 1219784832, while the sum is 73.

The spelling of 477797337478 in words is "four hundred seventy-seven billion, seven hundred ninety-seven million, three hundred thirty-seven thousand, four hundred seventy-eight".