40702256354 has 4 divisors (see below), whose sum is σ = 61053384534. Its totient is φ = 20351128176.

The previous prime is 40702256351. The next prime is 40702256369. The reversal of 40702256354 is 45365220704.

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

It can be written as a sum of positive squares in only one way, i.e., 27515179129 + 13187077225 = 165877^2 + 114835^2 .

It is not an unprimeable number, because it can be changed into a prime (40702256351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10175564087 + ... + 10175564090.

Almost surely, 2^40702256354 is an apocalyptic number.

40702256354 is a deficient number, since it is larger than the sum of its proper divisors (20351128180).

40702256354 is a wasteful number, since it uses less digits than its factorization.

40702256354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20351128179.

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 40702256354 in words is "forty billion, seven hundred two million, two hundred fifty-six thousand, three hundred fifty-four".