40351025542254 has 128 divisors (see below), whose sum is σ = 96059813068800. Its totient is φ = 11057204471040.

The previous prime is 40351025542241. The next prime is 40351025542283. The reversal of 40351025542254 is 45224552015304.

40351025542254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 102780559 + ... + 103172405.

It is an arithmetic number, because the mean of its divisors is an integer number (750467289600).

Almost surely, 2^{40351025542254} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40351025542254, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48029906534400).

40351025542254 is an abundant number, since it is smaller than the sum of its proper divisors (55708787526546).

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

40351025542254 is a wasteful number, since it uses less digits than its factorization.

40351025542254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392598.

The product of its (nonzero) digits is 960000, while the sum is 42.

Adding to 40351025542254 its reverse (45224552015304), we get a palindrome (85575577557558).

The spelling of 40351025542254 in words is "forty trillion, three hundred fifty-one billion, twenty-five million, five hundred forty-two thousand, two hundred fifty-four".