40058747491 has 12 divisors (see below), whose sum is σ = 48102144960. Its totient is φ = 33228452880.

The previous prime is 40058747483. The next prime is 40058747539. The reversal of 40058747491 is 19474785004.

It is not a de Polignac number, because 40058747491 - 2³ = 40058747483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40058747291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13184376 + ... + 13187413.

It is an arithmetic number, because the mean of its divisors is an integer number (4008512080).

Almost surely, 2^40058747491 is an apocalyptic number.

40058747491 is a deficient number, since it is larger than the sum of its proper divisors (8043397469).

40058747491 is a wasteful number, since it uses less digits than its factorization.

40058747491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26371834 (or 26371827 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 40058747491 in words is "forty billion, fifty-eight million, seven hundred forty-seven thousand, four hundred ninety-one".