40213241453445 has 32 divisors (see below), whose sum is σ = 64526804582400. Its totient is φ = 21385217173824.

The previous prime is 40213241453419. The next prime is 40213241453503. The reversal of 40213241453445 is 54435414231204.

It is not a de Polignac number, because 40213241453445 - 2⁶ = 40213241453381 is a prime.

It is a super-2 number, since 2×40213241453445² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40213241453397 and 40213241453406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22322044 + ... + 24056186.

It is an arithmetic number, because the mean of its divisors is an integer number (2016462643200).

Almost surely, 2^{40213241453445} is an apocalyptic number.

It is an amenable number.

40213241453445 is a deficient number, since it is larger than the sum of its proper divisors (24313563128955).

40213241453445 is a wasteful number, since it uses less digits than its factorization.

40213241453445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738609.

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 40213241453445 its reverse (54435414231204), we get a palindrome (94648655684649).

The spelling of 40213241453445 in words is "forty trillion, two hundred thirteen billion, two hundred forty-one million, four hundred fifty-three thousand, four hundred forty-five".