40208484628 has 12 divisors (see below), whose sum is σ = 75777528820. Its totient is φ = 18557762112.

The previous prime is 40208484557. The next prime is 40208484649. The reversal of 40208484628 is 82648480204.

It can be written as a sum of positive squares in 2 ways, for example, as 6270739344 + 33937745284 = 79188^2 + 184222^2 .

It is a super-2 number, since 2×40208484628² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386619993 + ... + 386620096.

Almost surely, 2^40208484628 is an apocalyptic number.

It is an amenable number.

40208484628 is a deficient number, since it is larger than the sum of its proper divisors (35569044192).

40208484628 is a wasteful number, since it uses less digits than its factorization.

40208484628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773240106 (or 773240104 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 46.

The spelling of 40208484628 in words is "forty billion, two hundred eight million, four hundred eighty-four thousand, six hundred twenty-eight".