40146658774 has 16 divisors (see below), whose sum is σ = 60410790000. Its totient is φ = 20009823264.

The previous prime is 40146658753. The next prime is 40146658801. The reversal of 40146658774 is 47785664104.

It is a super-2 number, since 2×40146658774² (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 7 ways as a sum of consecutive naturals, for example, 852312 + ... + 898180.

It is an arithmetic number, because the mean of its divisors is an integer number (3775674375).

Almost surely, 2^40146658774 is an apocalyptic number.

40146658774 is a deficient number, since it is larger than the sum of its proper divisors (20264131226).

40146658774 is a wasteful number, since it uses less digits than its factorization.

40146658774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47247.

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 40146658774 in words is "forty billion, one hundred forty-six million, six hundred fifty-eight thousand, seven hundred seventy-four".