40274531163738 has 48 divisors (see below), whose sum is σ = 87326956219776. Its totient is φ = 13414774461120.

The previous prime is 40274531163611. The next prime is 40274531163761. The reversal of 40274531163738 is 83736113547204.

40274531163738 is a `hidden beast` number, since 4 + 0 + 2 + 7 + 453 + 116 + 3 + 73 + 8 = 666.

It is a super-2 number, since 2×40274531163738² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146897070 + ... + 147170982.

It is an arithmetic number, because the mean of its divisors is an integer number (1819311587912).

Almost surely, 2^{40274531163738} is an apocalyptic number.

40274531163738 is an abundant number, since it is smaller than the sum of its proper divisors (47052425056038).

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

40274531163738 is a wasteful number, since it uses less digits than its factorization.

40274531163738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280019 (or 280016 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 40274531163738 in words is "forty trillion, two hundred seventy-four billion, five hundred thirty-one million, one hundred sixty-three thousand, seven hundred thirty-eight".