40154050254 has 64 divisors (see below), whose sum is σ = 86402453760. Its totient is φ = 12403123200.

The previous prime is 40154050249. The next prime is 40154050283. The reversal of 40154050254 is 45205045104.

It is a super-2 number, since 2×40154050254² (a number of 22 digits) contains 22 as substring.

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, 934654 + ... + 976670.

It is an arithmetic number, because the mean of its divisors is an integer number (1350038340).

Almost surely, 2^40154050254 is an apocalyptic number.

40154050254 is an abundant number, since it is smaller than the sum of its proper divisors (46248403506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40154050254 is a wasteful number, since it uses less digits than its factorization.

40154050254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42225.

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 40154050254 its reverse (45205045104), we get a palindrome (85359095358).

The spelling of 40154050254 in words is "forty billion, one hundred fifty-four million, fifty thousand, two hundred fifty-four".