40401807254 has 4 divisors (see below), whose sum is σ = 60602710884. Its totient is φ = 20200903626.

The previous prime is 40401807239. The next prime is 40401807263. The reversal of 40401807254 is 45270810404.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100451812 + ... + 10100451815.

It is an arithmetic number, because the mean of its divisors is an integer number (15150677721).

Almost surely, 2^40401807254 is an apocalyptic number.

40401807254 is a deficient number, since it is larger than the sum of its proper divisors (20200903630).

40401807254 is a wasteful number, since it uses less digits than its factorization.

40401807254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20200903629.

The product of its (nonzero) digits is 35840, while the sum is 35.

The spelling of 40401807254 in words is "forty billion, four hundred one million, eight hundred seven thousand, two hundred fifty-four".