40007267746251 has 16 divisors (see below), whose sum is σ = 57446446686720. Its totient is φ = 24619808426400.

The previous prime is 40007267746249. The next prime is 40007267746279. The reversal of 40007267746251 is 15264776270004.

It is not a de Polignac number, because 40007267746251 - 2¹ = 40007267746249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40007267746194 and 40007267746203.

It is not an unprimeable number, because it can be changed into a prime (40007267746291) 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, 37560576 + ... + 38611026.

It is an arithmetic number, because the mean of its divisors is an integer number (3590402917920).

Almost surely, 2^{40007267746251} is an apocalyptic number.

40007267746251 is a deficient number, since it is larger than the sum of its proper divisors (17439178940469).

40007267746251 is a wasteful number, since it uses less digits than its factorization.

40007267746251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027026.

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 40007267746251 in words is "forty trillion, seven billion, two hundred sixty-seven million, seven hundred forty-six thousand, two hundred fifty-one".