40154742510 has 32 divisors (see below), whose sum is σ = 100561443840. Its totient is φ = 10242368928.

The previous prime is 40154742491. The next prime is 40154742517. The reversal of 40154742510 is 1524745104.

It is a super-2 number, since 2×40154742510² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40154742517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29096950 + ... + 29098329.

It is an arithmetic number, because the mean of its divisors is an integer number (3142545120).

Almost surely, 2^40154742510 is an apocalyptic number.

40154742510 is an abundant number, since it is smaller than the sum of its proper divisors (60406701330).

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

40154742510 is a wasteful number, since it uses less digits than its factorization.

40154742510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58195312.

The product of its (nonzero) digits is 22400, while the sum is 33.

The spelling of 40154742510 in words is "forty billion, one hundred fifty-four million, seven hundred forty-two thousand, five hundred ten".