40100619951 has 72 divisors (see below), whose sum is σ = 69493991424. Its totient is φ = 22204173600.

The previous prime is 40100619931. The next prime is 40100619973. The reversal of 40100619951 is 15991600104.

It is not a de Polignac number, because 40100619951 - 2¹⁵ = 40100587183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40100619901) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2399976 + ... + 2416626.

Almost surely, 2^40100619951 is an apocalyptic number.

40100619951 is a deficient number, since it is larger than the sum of its proper divisors (29393371473).

40100619951 is a wasteful number, since it uses less digits than its factorization.

40100619951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16841 (or 16831 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The spelling of 40100619951 in words is "forty billion, one hundred million, six hundred nineteen thousand, nine hundred fifty-one".