40625154446 has 16 divisors (see below), whose sum is σ = 61212034800. Its totient is φ = 20221333440.

The previous prime is 40625154421. The next prime is 40625154461. The reversal of 40625154446 is 64445152604.

It is a super-2 number, since 2×40625154446² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383501 + ... + 477831.

It is an arithmetic number, because the mean of its divisors is an integer number (3825752175).

Almost surely, 2^40625154446 is an apocalyptic number.

40625154446 is a deficient number, since it is larger than the sum of its proper divisors (20586880354).

40625154446 is a wasteful number, since it uses less digits than its factorization.

40625154446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95299.

The product of its (nonzero) digits is 460800, while the sum is 41.

The spelling of 40625154446 in words is "forty billion, six hundred twenty-five million, one hundred fifty-four thousand, four hundred forty-six".