395546040412 has 24 divisors (see below), whose sum is σ = 692847138704. Its totient is φ = 197589808512.

The previous prime is 395546040391. The next prime is 395546040457. The reversal of 395546040412 is 214040645593.

It is a super-2 number, since 2×395546040412² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21078538 + ... + 21097294.

Almost surely, 2^395546040412 is an apocalyptic number.

It is an amenable number.

395546040412 is a deficient number, since it is larger than the sum of its proper divisors (297301098292).

395546040412 is a wasteful number, since it uses less digits than its factorization.

395546040412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23365 (or 23363 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 395546040412 in words is "three hundred ninety-five billion, five hundred forty-six million, forty thousand, four hundred twelve".