406562809372 has 6 divisors (see below), whose sum is σ = 711484916408. Its totient is φ = 203281404684.

The previous prime is 406562809361. The next prime is 406562809397. The reversal of 406562809372 is 273908265604.

It is a super-2 number, since 2×406562809372² (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 as a sum of consecutive naturals, namely, 50820351168 + ... + 50820351175.

Almost surely, 2^406562809372 is an apocalyptic number.

It is an amenable number.

406562809372 is a deficient number, since it is larger than the sum of its proper divisors (304922107036).

406562809372 is a wasteful number, since it uses less digits than its factorization.

406562809372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101640702347 (or 101640702345 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 406562809372 in words is "four hundred six billion, five hundred sixty-two million, eight hundred nine thousand, three hundred seventy-two".