40225013455551 has 32 divisors (see below), whose sum is σ = 54755530921728. Its totient is φ = 26259765373440.

The previous prime is 40225013455493. The next prime is 40225013455577. The reversal of 40225013455551 is 15555431052204.

It is a happy number.

It is not a de Polignac number, because 40225013455551 - 2⁷ = 40225013455423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40225093455551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36461100 + ... + 37548126.

It is an arithmetic number, because the mean of its divisors is an integer number (1711110341304).

Almost surely, 2^{40225013455551} is an apocalyptic number.

40225013455551 is a deficient number, since it is larger than the sum of its proper divisors (14530517466177).

40225013455551 is a wasteful number, since it uses less digits than its factorization.

40225013455551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087991.

The product of its (nonzero) digits is 600000, while the sum is 42.

The spelling of 40225013455551 in words is "forty trillion, two hundred twenty-five billion, thirteen million, four hundred fifty-five thousand, five hundred fifty-one".