40243755651754 has 16 divisors (see below), whose sum is σ = 63260570572992. Its totient is φ = 19164408359008.

The previous prime is 40243755651727. The next prime is 40243755651821. The reversal of 40243755651754 is 45715655734204.

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, 1877380384 + ... + 1877401819.

It is an arithmetic number, because the mean of its divisors is an integer number (3953785660812).

Almost surely, 2^{40243755651754} is an apocalyptic number.

40243755651754 is a deficient number, since it is larger than the sum of its proper divisors (23016814921238).

40243755651754 is a wasteful number, since it uses less digits than its factorization.

40243755651754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754782461.

The product of its (nonzero) digits is 70560000, while the sum is 58.

The spelling of 40243755651754 in words is "forty trillion, two hundred forty-three billion, seven hundred fifty-five million, six hundred fifty-one thousand, seven hundred fifty-four".