40122151401 has 32 divisors (see below), whose sum is σ = 59645773440. Its totient is φ = 23841091584.

The previous prime is 40122151393. The next prime is 40122151541. The reversal of 40122151401 is 10415122104.

It is not a de Polignac number, because 40122151401 - 2³ = 40122151393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40122150401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3553501 + ... + 3564773.

It is an arithmetic number, because the mean of its divisors is an integer number (1863930420).

Almost surely, 2^40122151401 is an apocalyptic number.

It is an amenable number.

40122151401 is a deficient number, since it is larger than the sum of its proper divisors (19523622039).

40122151401 is a wasteful number, since it uses less digits than its factorization.

40122151401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14985.

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 40122151401 its reverse (10415122104), we get a palindrome (50537273505).

The spelling of 40122151401 in words is "forty billion, one hundred twenty-two million, one hundred fifty-one thousand, four hundred one".