40455020043154 has 16 divisors (see below), whose sum is σ = 65026212235488. Its totient is φ = 18808287134272.

The previous prime is 40455020043133. The next prime is 40455020043169. The reversal of 40455020043154 is 45134002055404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7167789532 + ... + 7167795175.

It is an arithmetic number, because the mean of its divisors is an integer number (4064138264718).

Almost surely, 2^{40455020043154} is an apocalyptic number.

40455020043154 is a deficient number, since it is larger than the sum of its proper divisors (24571192192334).

40455020043154 is a wasteful number, since it uses less digits than its factorization.

40455020043154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14335584809.

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 40455020043154 its reverse (45134002055404), we get a palindrome (85589022098558).

The spelling of 40455020043154 in words is "forty trillion, four hundred fifty-five billion, twenty million, forty-three thousand, one hundred fifty-four".