396547000077 has 4 divisors (see below), whose sum is σ = 528729333440. Its totient is φ = 264364666716.

The previous prime is 396547000061. The next prime is 396547000121. The reversal of 396547000077 is 770000745693.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 396547000077 - 2⁴ = 396547000061 is a prime.

It is a super-4 number, since 4×396547000077⁴ (a number of 47 digits) contains 4444 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 (396547000027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66091166677 + ... + 66091166682.

It is an arithmetic number, because the mean of its divisors is an integer number (132182333360).

Almost surely, 2^396547000077 is an apocalyptic number.

It is an amenable number.

396547000077 is a deficient number, since it is larger than the sum of its proper divisors (132182333363).

396547000077 is a wasteful number, since it uses less digits than its factorization.

396547000077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132182333362.

The product of its (nonzero) digits is 1111320, while the sum is 48.

The spelling of 396547000077 in words is "three hundred ninety-six billion, five hundred forty-seven million, seventy-seven", and thus it is an aban number.