396021654036 has 48 divisors (see below), whose sum is σ = 1026969780480. Its totient is φ = 131975464320.

The previous prime is 396021654023. The next prime is 396021654071. The reversal of 396021654036 is 630456120693.

396021654036 is a `hidden beast` number, since 3 + 9 + 60 + 2 + 16 + 540 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 396021653982 and 396021654000.

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, 12181 + ... + 890051.

It is an arithmetic number, because the mean of its divisors is an integer number (21395203760).

Almost surely, 2^396021654036 is an apocalyptic number.

396021654036 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

396021654036 is an abundant number, since it is smaller than the sum of its proper divisors (630948126444).

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

396021654036 is a wasteful number, since it uses less digits than its factorization.

396021654036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882061 (or 882053 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 396021654036 in words is "three hundred ninety-six billion, twenty-one million, six hundred fifty-four thousand, thirty-six".